256090380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 384

約数和(自身を含む): 975421440

約数和(自身を除く): 719331060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 31, 34, 35, 39, 42, 51, 52, 60, 62, 65, 68, 70, 78, 84, 85, 89, 91, 93, 102, 105, 119, 124, 130, 140, 155, 156, 170, 178, 182, 186, 195, 204, 210, 217, 221, 238, 255, 260, 267, 273, 310, 340, 356, 357, 364, 372, 390, 403, 420, 434, 442, 445, 455, 465, 476, 510, 527, 534, 546, 595, 620, 623, 651, 663, 714, 780, 806, 868, 884, 890, 910, 930, 1020, 1054, 1068, 1085, 1092, 1105, 1157, 1190, 1209, 1246, 1302, 1326, 1335, 1365, 1428, 1513, 1547, 1581, 1612, 1780, 1785, 1820, 1860, 1869, 2015, 2108, 2170, 2210, 2314, 2380, 2418, 2492, 2604, 2635, 2652, 2670, 2730, 2759, 2821, 3026, 3094, 3115, 3162, 3255, 3315, 3471, 3570, 3689, 3738, 4030, 4340, 4420, 4539, 4628, 4641, 4836, 5270, 5340, 5460, 5518, 5642, 5785, 6045, 6052, 6188, 6230, 6324, 6510, 6630, 6851, 6942, 7140, 7378, 7476, 7565, 7735, 7905, 8060, 8099, 8277, 8463, 9078, 9282, 9345, 10540, 10591, 11036, 11067, 11284, 11570, 12090, 12460, 13020, 13260, 13702, 13795, 13884, 14105, 14756, 15130, 15470, 15810, 16198, 16554, 16926, 17355, 18156, 18445, 18564, 18690, 19313, 19669, 20553, 21182, 22134, 22695, 23140, 23205, 24180, 24297, 27404, 27590, 28210, 30260, 30940, 31620, 31773, 32396, 33108, 33852, 34255, 34710, 35867, 36890, 37380, 38626, 39338, 40495, 41106, 41385, 42315, 42364, 44268, 45390, 46410, 46903, 47957, 48594, 52955, 55180, 55335, 56420, 57939, 59007, 63546, 68510, 69420, 71734, 73780, 77252, 78676, 80990, 82212, 82770, 84630, 90780, 92820, 93806, 95914, 96565, 97188, 98345, 102765, 105910, 107601, 110670, 115878, 118014, 121485, 127092, 137020, 137683, 140709, 143468, 143871, 158865, 161980, 165540, 169260, 179335, 187612, 191828, 193130, 196690, 205530, 211820, 215202, 221340, 231756, 234515, 236028, 239785, 242970, 251069, 275366, 281418, 287742, 289695, 295035, 317730, 328321, 358670, 386260, 393380, 411060, 413049, 430404, 469030, 479570, 485940, 502138, 538005, 550732, 562836, 575484, 579390, 590070, 609739, 635460, 656642, 688415, 703545, 717340, 719355, 753207, 826098, 938060, 959140, 984963, 1004276, 1076010, 1158780, 1180140, 1219478, 1255345, 1313284, 1376830, 1407090, 1438710, 1506414, 1641605, 1652196, 1829217, 1969926, 2065245, 2152020, 2438956, 2510690, 2753660, 2814180, 2877420, 3012828, 3048695, 3283210, 3658434, 3766035, 3939852, 4130490, 4268173, 4924815, 5021380, 6097390, 6566420, 7316868, 7532070, 8260980, 8536346, 9146085, 9849630, 12194780, 12804519, 15064140, 17072692, 18292170, 19699260, 21340865, 25609038, 36584340, 42681730, 51218076, 64022595, 85363460, 128045190, 256090380]

約数ペア:

[(1, 256090380), (2, 128045190), (3, 85363460), (4, 64022595), (5, 51218076), (6, 42681730), (7, 36584340), (10, 25609038), (12, 21340865), (13, 19699260), (14, 18292170), (15, 17072692), (17, 15064140), (20, 12804519), (21, 12194780), (26, 9849630), (28, 9146085), (30, 8536346), (31, 8260980), (34, 7532070), (35, 7316868), (39, 6566420), (42, 6097390), (51, 5021380), (52, 4924815), (60, 4268173), (62, 4130490), (65, 3939852), (68, 3766035), (70, 3658434), (78, 3283210), (84, 3048695), (85, 3012828), (89, 2877420), (91, 2814180), (93, 2753660), (102, 2510690), (105, 2438956), (119, 2152020), (124, 2065245), (130, 1969926), (140, 1829217), (155, 1652196), (156, 1641605), (170, 1506414), (178, 1438710), (182, 1407090), (186, 1376830), (195, 1313284), (204, 1255345), (210, 1219478), (217, 1180140), (221, 1158780), (238, 1076010), (255, 1004276), (260, 984963), (267, 959140), (273, 938060), (310, 826098), (340, 753207), (356, 719355), (357, 717340), (364, 703545), (372, 688415), (390, 656642), (403, 635460), (420, 609739), (434, 590070), (442, 579390), (445, 575484), (455, 562836), (465, 550732), (476, 538005), (510, 502138), (527, 485940), (534, 479570), (546, 469030), (595, 430404), (620, 413049), (623, 411060), (651, 393380), (663, 386260), (714, 358670), (780, 328321), (806, 317730), (868, 295035), (884, 289695), (890, 287742), (910, 281418), (930, 275366), (1020, 251069), (1054, 242970), (1068, 239785), (1085, 236028), (1092, 234515), (1105, 231756), (1157, 221340), (1190, 215202), (1209, 211820), (1246, 205530), (1302, 196690), (1326, 193130), (1335, 191828), (1365, 187612), (1428, 179335), (1513, 169260), (1547, 165540), (1581, 161980), (1612, 158865), (1780, 143871), (1785, 143468), (1820, 140709), (1860, 137683), (1869, 137020), (2015, 127092), (2108, 121485), (2170, 118014), (2210, 115878), (2314, 110670), (2380, 107601), (2418, 105910), (2492, 102765), (2604, 98345), (2635, 97188), (2652, 96565), (2670, 95914), (2730, 93806), (2759, 92820), (2821, 90780), (3026, 84630), (3094, 82770), (3115, 82212), (3162, 80990), (3255, 78676), (3315, 77252), (3471, 73780), (3570, 71734), (3689, 69420), (3738, 68510), (4030, 63546), (4340, 59007), (4420, 57939), (4539, 56420), (4628, 55335), (4641, 55180), (4836, 52955), (5270, 48594), (5340, 47957), (5460, 46903), (5518, 46410), (5642, 45390), (5785, 44268), (6045, 42364), (6052, 42315), (6188, 41385), (6230, 41106), (6324, 40495), (6510, 39338), (6630, 38626), (6851, 37380), (6942, 36890), (7140, 35867), (7378, 34710), (7476, 34255), (7565, 33852), (7735, 33108), (7905, 32396), (8060, 31773), (8099, 31620), (8277, 30940), (8463, 30260), (9078, 28210), (9282, 27590), (9345, 27404), (10540, 24297), (10591, 24180), (11036, 23205), (11067, 23140), (11284, 22695), (11570, 22134), (12090, 21182), (12460, 20553), (13020, 19669), (13260, 19313), (13702, 18690), (13795, 18564), (13884, 18445), (14105, 18156), (14756, 17355), (15130, 16926), (15470, 16554), (15810, 16198)]