218915970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 256

約数和(自身を含む): 705438720

約数和(自身を除く): 486522750

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 51, 53, 65, 70, 78, 85, 89, 91, 102, 105, 106, 119, 130, 159, 170, 178, 182, 195, 210, 221, 238, 255, 265, 267, 273, 318, 357, 371, 390, 442, 445, 455, 510, 530, 534, 546, 595, 623, 663, 689, 714, 742, 795, 890, 901, 910, 1105, 1113, 1157, 1190, 1246, 1326, 1335, 1365, 1378, 1513, 1547, 1590, 1785, 1802, 1855, 1869, 2067, 2210, 2226, 2314, 2670, 2703, 2730, 3026, 3094, 3115, 3315, 3445, 3471, 3570, 3710, 3738, 4134, 4505, 4539, 4641, 4717, 4823, 5406, 5565, 5785, 6230, 6307, 6630, 6890, 6942, 7565, 7735, 8099, 9010, 9078, 9282, 9345, 9434, 9646, 10335, 10591, 11130, 11570, 11713, 12614, 13515, 14151, 14469, 15130, 15470, 16198, 17355, 18690, 18921, 19669, 20670, 21182, 22695, 23205, 23426, 23585, 24115, 24297, 27030, 28302, 28938, 31535, 31773, 33019, 34710, 35139, 37842, 39338, 40495, 45390, 46410, 47170, 48230, 48594, 52955, 58565, 59007, 61321, 63070, 63546, 66038, 70278, 70755, 72345, 80189, 80990, 81991, 94605, 98345, 99057, 105910, 117130, 118014, 121485, 122642, 137683, 141510, 144690, 158865, 160378, 163982, 165095, 175695, 183963, 189210, 196690, 198114, 240567, 242970, 245973, 275366, 295035, 306605, 317730, 330190, 351390, 367926, 400945, 409955, 413049, 429247, 481134, 491946, 495285, 561323, 590070, 613210, 688415, 801890, 819910, 826098, 858494, 919815, 990570, 1042457, 1122646, 1202835, 1229865, 1287741, 1376830, 1683969, 1839630, 2065245, 2084914, 2146235, 2405670, 2459730, 2575482, 2806615, 3127371, 3367938, 4130490, 4292470, 5212285, 5613230, 6254742, 6438705, 7297199, 8419845, 10424570, 12877410, 14594398, 15636855, 16839690, 21891597, 31273710, 36485995, 43783194, 72971990, 109457985, 218915970]

約数ペア:

[(1, 218915970), (2, 109457985), (3, 72971990), (5, 43783194), (6, 36485995), (7, 31273710), (10, 21891597), (13, 16839690), (14, 15636855), (15, 14594398), (17, 12877410), (21, 10424570), (26, 8419845), (30, 7297199), (34, 6438705), (35, 6254742), (39, 5613230), (42, 5212285), (51, 4292470), (53, 4130490), (65, 3367938), (70, 3127371), (78, 2806615), (85, 2575482), (89, 2459730), (91, 2405670), (102, 2146235), (105, 2084914), (106, 2065245), (119, 1839630), (130, 1683969), (159, 1376830), (170, 1287741), (178, 1229865), (182, 1202835), (195, 1122646), (210, 1042457), (221, 990570), (238, 919815), (255, 858494), (265, 826098), (267, 819910), (273, 801890), (318, 688415), (357, 613210), (371, 590070), (390, 561323), (442, 495285), (445, 491946), (455, 481134), (510, 429247), (530, 413049), (534, 409955), (546, 400945), (595, 367926), (623, 351390), (663, 330190), (689, 317730), (714, 306605), (742, 295035), (795, 275366), (890, 245973), (901, 242970), (910, 240567), (1105, 198114), (1113, 196690), (1157, 189210), (1190, 183963), (1246, 175695), (1326, 165095), (1335, 163982), (1365, 160378), (1378, 158865), (1513, 144690), (1547, 141510), (1590, 137683), (1785, 122642), (1802, 121485), (1855, 118014), (1869, 117130), (2067, 105910), (2210, 99057), (2226, 98345), (2314, 94605), (2670, 81991), (2703, 80990), (2730, 80189), (3026, 72345), (3094, 70755), (3115, 70278), (3315, 66038), (3445, 63546), (3471, 63070), (3570, 61321), (3710, 59007), (3738, 58565), (4134, 52955), (4505, 48594), (4539, 48230), (4641, 47170), (4717, 46410), (4823, 45390), (5406, 40495), (5565, 39338), (5785, 37842), (6230, 35139), (6307, 34710), (6630, 33019), (6890, 31773), (6942, 31535), (7565, 28938), (7735, 28302), (8099, 27030), (9010, 24297), (9078, 24115), (9282, 23585), (9345, 23426), (9434, 23205), (9646, 22695), (10335, 21182), (10591, 20670), (11130, 19669), (11570, 18921), (11713, 18690), (12614, 17355), (13515, 16198), (14151, 15470), (14469, 15130)]