79518320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{953}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 212932800

約数和(自身を除く): 133414480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 953, 1043, 1192, 1490, 1906, 2086, 2384, 2980, 3812, 4172, 4765, 5215, 5960, 6671, 7624, 8344, 9530, 10430, 11920, 13342, 15248, 16688, 19060, 20860, 26684, 33355, 38120, 41720, 53368, 66710, 76240, 83440, 106736, 133420, 141997, 266840, 283994, 533680, 567988, 709985, 993979, 1135976, 1419970, 1987958, 2271952, 2839940, 3975916, 4969895, 5679880, 7951832, 9939790, 11359760, 15903664, 19879580, 39759160, 79518320]

約数ペア:

[(1, 79518320), (2, 39759160), (4, 19879580), (5, 15903664), (7, 11359760), (8, 9939790), (10, 7951832), (14, 5679880), (16, 4969895), (20, 3975916), (28, 2839940), (35, 2271952), (40, 1987958), (56, 1419970), (70, 1135976), (80, 993979), (112, 709985), (140, 567988), (149, 533680), (280, 283994), (298, 266840), (560, 141997), (596, 133420), (745, 106736), (953, 83440), (1043, 76240), (1192, 66710), (1490, 53368), (1906, 41720), (2086, 38120), (2384, 33355), (2980, 26684), (3812, 20860), (4172, 19060), (4765, 16688), (5215, 15248), (5960, 13342), (6671, 11920), (7624, 10430), (8344, 9530)]