478658460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 288

約数和(自身を含む): 1688516928

約数和(自身を除く): 1209858468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 61, 68, 70, 84, 85, 98, 102, 105, 119, 122, 140, 147, 157, 170, 183, 196, 204, 210, 238, 244, 245, 255, 294, 305, 314, 340, 357, 366, 420, 427, 471, 476, 490, 510, 588, 595, 610, 628, 714, 732, 735, 785, 833, 854, 915, 942, 980, 1020, 1037, 1099, 1190, 1220, 1281, 1428, 1470, 1570, 1666, 1708, 1785, 1830, 1884, 2074, 2135, 2198, 2355, 2380, 2499, 2562, 2669, 2940, 2989, 3111, 3140, 3297, 3332, 3570, 3660, 4148, 4165, 4270, 4396, 4710, 4998, 5124, 5185, 5338, 5495, 5978, 6222, 6405, 6594, 7140, 7259, 7693, 8007, 8330, 8540, 8967, 9420, 9577, 9996, 10370, 10676, 10990, 11956, 12444, 12495, 12810, 13188, 13345, 14518, 14945, 15386, 15555, 16014, 16485, 16660, 17934, 18683, 19154, 20740, 21777, 21980, 23079, 24990, 25620, 26690, 28731, 29036, 29890, 30772, 31110, 32028, 32970, 35868, 36295, 37366, 38308, 38465, 40035, 43554, 44835, 46158, 47885, 49980, 50813, 53380, 56049, 57462, 59780, 62220, 65940, 67039, 72590, 74732, 76930, 80070, 87108, 89670, 92316, 93415, 95770, 101626, 108885, 112098, 114924, 115395, 130781, 134078, 143655, 145180, 152439, 153860, 160140, 162809, 179340, 186830, 191540, 201117, 203252, 217770, 224196, 230790, 254065, 261562, 268156, 280245, 287310, 304878, 325618, 335195, 373660, 392343, 402234, 435540, 461580, 469273, 488427, 508130, 523124, 560490, 574620, 609756, 651236, 653905, 670390, 762195, 784686, 804468, 814045, 938546, 976854, 1005585, 1016260, 1120980, 1139663, 1307810, 1340780, 1407819, 1524390, 1569372, 1628090, 1877092, 1953708, 1961715, 2011170, 2279326, 2346365, 2442135, 2615620, 2815638, 3048780, 3256180, 3418989, 3923430, 4022340, 4558652, 4692730, 4884270, 5631276, 5698315, 6837978, 7039095, 7846860, 7977641, 9385460, 9768540, 11396630, 13675956, 14078190, 15955282, 17094945, 22793260, 23932923, 28156380, 31910564, 34189890, 39888205, 47865846, 68379780, 79776410, 95731692, 119664615, 159552820, 239329230, 478658460]

約数ペア:

[(1, 478658460), (2, 239329230), (3, 159552820), (4, 119664615), (5, 95731692), (6, 79776410), (7, 68379780), (10, 47865846), (12, 39888205), (14, 34189890), (15, 31910564), (17, 28156380), (20, 23932923), (21, 22793260), (28, 17094945), (30, 15955282), (34, 14078190), (35, 13675956), (42, 11396630), (49, 9768540), (51, 9385460), (60, 7977641), (61, 7846860), (68, 7039095), (70, 6837978), (84, 5698315), (85, 5631276), (98, 4884270), (102, 4692730), (105, 4558652), (119, 4022340), (122, 3923430), (140, 3418989), (147, 3256180), (157, 3048780), (170, 2815638), (183, 2615620), (196, 2442135), (204, 2346365), (210, 2279326), (238, 2011170), (244, 1961715), (245, 1953708), (255, 1877092), (294, 1628090), (305, 1569372), (314, 1524390), (340, 1407819), (357, 1340780), (366, 1307810), (420, 1139663), (427, 1120980), (471, 1016260), (476, 1005585), (490, 976854), (510, 938546), (588, 814045), (595, 804468), (610, 784686), (628, 762195), (714, 670390), (732, 653905), (735, 651236), (785, 609756), (833, 574620), (854, 560490), (915, 523124), (942, 508130), (980, 488427), (1020, 469273), (1037, 461580), (1099, 435540), (1190, 402234), (1220, 392343), (1281, 373660), (1428, 335195), (1470, 325618), (1570, 304878), (1666, 287310), (1708, 280245), (1785, 268156), (1830, 261562), (1884, 254065), (2074, 230790), (2135, 224196), (2198, 217770), (2355, 203252), (2380, 201117), (2499, 191540), (2562, 186830), (2669, 179340), (2940, 162809), (2989, 160140), (3111, 153860), (3140, 152439), (3297, 145180), (3332, 143655), (3570, 134078), (3660, 130781), (4148, 115395), (4165, 114924), (4270, 112098), (4396, 108885), (4710, 101626), (4998, 95770), (5124, 93415), (5185, 92316), (5338, 89670), (5495, 87108), (5978, 80070), (6222, 76930), (6405, 74732), (6594, 72590), (7140, 67039), (7259, 65940), (7693, 62220), (8007, 59780), (8330, 57462), (8540, 56049), (8967, 53380), (9420, 50813), (9577, 49980), (9996, 47885), (10370, 46158), (10676, 44835), (10990, 43554), (11956, 40035), (12444, 38465), (12495, 38308), (12810, 37366), (13188, 36295), (13345, 35868), (14518, 32970), (14945, 32028), (15386, 31110), (15555, 30772), (16014, 29890), (16485, 29036), (16660, 28731), (17934, 26690), (18683, 25620), (19154, 24990), (20740, 23079), (21777, 21980)]