70757120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 198676800

約数和(自身を除く): 127919680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 149, 160, 212, 224, 256, 265, 280, 298, 320, 371, 424, 448, 530, 560, 596, 640, 742, 745, 848, 896, 1043, 1060, 1120, 1192, 1280, 1484, 1490, 1696, 1792, 1855, 2086, 2120, 2240, 2384, 2968, 2980, 3392, 3710, 4172, 4240, 4480, 4768, 5215, 5936, 5960, 6784, 7420, 7897, 8344, 8480, 8960, 9536, 10430, 11872, 11920, 13568, 14840, 15794, 16688, 16960, 19072, 20860, 23744, 23840, 29680, 31588, 33376, 33920, 38144, 39485, 41720, 47488, 47680, 55279, 59360, 63176, 66752, 67840, 78970, 83440, 94976, 95360, 110558, 118720, 126352, 133504, 157940, 166880, 190720, 221116, 237440, 252704, 267008, 276395, 315880, 333760, 442232, 474880, 505408, 552790, 631760, 667520, 884464, 1010816, 1105580, 1263520, 1335040, 1768928, 2021632, 2211160, 2527040, 3537856, 4422320, 5054080, 7075712, 8844640, 10108160, 14151424, 17689280, 35378560, 70757120]

約数ペア:

[(1, 70757120), (2, 35378560), (4, 17689280), (5, 14151424), (7, 10108160), (8, 8844640), (10, 7075712), (14, 5054080), (16, 4422320), (20, 3537856), (28, 2527040), (32, 2211160), (35, 2021632), (40, 1768928), (53, 1335040), (56, 1263520), (64, 1105580), (70, 1010816), (80, 884464), (106, 667520), (112, 631760), (128, 552790), (140, 505408), (149, 474880), (160, 442232), (212, 333760), (224, 315880), (256, 276395), (265, 267008), (280, 252704), (298, 237440), (320, 221116), (371, 190720), (424, 166880), (448, 157940), (530, 133504), (560, 126352), (596, 118720), (640, 110558), (742, 95360), (745, 94976), (848, 83440), (896, 78970), (1043, 67840), (1060, 66752), (1120, 63176), (1192, 59360), (1280, 55279), (1484, 47680), (1490, 47488), (1696, 41720), (1792, 39485), (1855, 38144), (2086, 33920), (2120, 33376), (2240, 31588), (2384, 29680), (2968, 23840), (2980, 23744), (3392, 20860), (3710, 19072), (4172, 16960), (4240, 16688), (4480, 15794), (4768, 14840), (5215, 13568), (5936, 11920), (5960, 11872), (6784, 10430), (7420, 9536), (7897, 8960), (8344, 8480)]