128468320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:752

約数の個数: 96

約数和(自身を含む): 326265408

約数和(自身を除く): 197797088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 80, 85, 136, 146, 160, 170, 272, 292, 340, 365, 544, 584, 647, 680, 730, 1168, 1241, 1294, 1360, 1460, 2336, 2482, 2588, 2720, 2920, 3235, 4964, 5176, 5840, 6205, 6470, 9928, 10352, 10999, 11680, 12410, 12940, 19856, 20704, 21998, 24820, 25880, 39712, 43996, 47231, 49640, 51760, 54995, 87992, 94462, 99280, 103520, 109990, 175984, 188924, 198560, 219980, 236155, 351968, 377848, 439960, 472310, 755696, 802927, 879920, 944620, 1511392, 1605854, 1759840, 1889240, 3211708, 3778480, 4014635, 6423416, 7556960, 8029270, 12846832, 16058540, 25693664, 32117080, 64234160, 128468320]

約数ペア:

[(1, 128468320), (2, 64234160), (4, 32117080), (5, 25693664), (8, 16058540), (10, 12846832), (16, 8029270), (17, 7556960), (20, 6423416), (32, 4014635), (34, 3778480), (40, 3211708), (68, 1889240), (73, 1759840), (80, 1605854), (85, 1511392), (136, 944620), (146, 879920), (160, 802927), (170, 755696), (272, 472310), (292, 439960), (340, 377848), (365, 351968), (544, 236155), (584, 219980), (647, 198560), (680, 188924), (730, 175984), (1168, 109990), (1241, 103520), (1294, 99280), (1360, 94462), (1460, 87992), (2336, 54995), (2482, 51760), (2588, 49640), (2720, 47231), (2920, 43996), (3235, 39712), (4964, 25880), (5176, 24820), (5840, 21998), (6205, 20704), (6470, 19856), (9928, 12940), (10352, 12410), (10999, 11680)]