74668880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 209236608

約数和(自身を除く): 134567728

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 61, 65, 80, 88, 104, 107, 110, 122, 130, 143, 176, 208, 214, 220, 244, 260, 286, 305, 428, 440, 488, 520, 535, 572, 610, 671, 715, 793, 856, 880, 976, 1040, 1070, 1144, 1177, 1220, 1342, 1391, 1430, 1586, 1712, 2140, 2288, 2354, 2440, 2684, 2782, 2860, 3172, 3355, 3965, 4280, 4708, 4880, 5368, 5564, 5720, 5885, 6344, 6527, 6710, 6955, 7930, 8560, 8723, 9416, 10736, 11128, 11440, 11770, 12688, 13054, 13420, 13910, 15301, 15860, 17446, 18832, 22256, 23540, 26108, 26840, 27820, 30602, 31720, 32635, 34892, 43615, 47080, 52216, 53680, 55640, 61204, 63440, 65270, 69784, 71797, 76505, 84851, 87230, 94160, 104432, 111280, 122408, 130540, 139568, 143594, 153010, 169702, 174460, 244816, 261080, 287188, 306020, 339404, 348920, 358985, 424255, 522160, 574376, 612040, 678808, 697840, 717970, 848510, 933361, 1148752, 1224080, 1357616, 1435940, 1697020, 1866722, 2871880, 3394040, 3733444, 4666805, 5743760, 6788080, 7466888, 9333610, 14933776, 18667220, 37334440, 74668880]

約数ペア:

[(1, 74668880), (2, 37334440), (4, 18667220), (5, 14933776), (8, 9333610), (10, 7466888), (11, 6788080), (13, 5743760), (16, 4666805), (20, 3733444), (22, 3394040), (26, 2871880), (40, 1866722), (44, 1697020), (52, 1435940), (55, 1357616), (61, 1224080), (65, 1148752), (80, 933361), (88, 848510), (104, 717970), (107, 697840), (110, 678808), (122, 612040), (130, 574376), (143, 522160), (176, 424255), (208, 358985), (214, 348920), (220, 339404), (244, 306020), (260, 287188), (286, 261080), (305, 244816), (428, 174460), (440, 169702), (488, 153010), (520, 143594), (535, 139568), (572, 130540), (610, 122408), (671, 111280), (715, 104432), (793, 94160), (856, 87230), (880, 84851), (976, 76505), (1040, 71797), (1070, 69784), (1144, 65270), (1177, 63440), (1220, 61204), (1342, 55640), (1391, 53680), (1430, 52216), (1586, 47080), (1712, 43615), (2140, 34892), (2288, 32635), (2354, 31720), (2440, 30602), (2684, 27820), (2782, 26840), (2860, 26108), (3172, 23540), (3355, 22256), (3965, 18832), (4280, 17446), (4708, 15860), (4880, 15301), (5368, 13910), (5564, 13420), (5720, 13054), (5885, 12688), (6344, 11770), (6527, 11440), (6710, 11128), (6955, 10736), (7930, 9416), (8560, 8723)]