24744780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 80720640

約数和(自身を除く): 55975860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 43, 45, 46, 60, 69, 86, 90, 92, 115, 129, 138, 139, 172, 180, 207, 215, 230, 258, 276, 278, 345, 387, 414, 417, 430, 460, 516, 556, 645, 690, 695, 774, 828, 834, 860, 989, 1035, 1251, 1290, 1380, 1390, 1548, 1668, 1935, 1978, 2070, 2085, 2502, 2580, 2780, 2967, 3197, 3870, 3956, 4140, 4170, 4945, 5004, 5934, 5977, 6255, 6394, 7740, 8340, 8901, 9591, 9890, 11868, 11954, 12510, 12788, 14835, 15985, 17802, 17931, 19182, 19780, 23908, 25020, 28773, 29670, 29885, 31970, 35604, 35862, 38364, 44505, 47955, 53793, 57546, 59340, 59770, 63940, 71724, 89010, 89655, 95910, 107586, 115092, 119540, 137471, 143865, 178020, 179310, 191820, 215172, 268965, 274942, 287730, 358620, 412413, 537930, 549884, 575460, 687355, 824826, 1075860, 1237239, 1374710, 1649652, 2062065, 2474478, 2749420, 4124130, 4948956, 6186195, 8248260, 12372390, 24744780]

約数ペア:

[(1, 24744780), (2, 12372390), (3, 8248260), (4, 6186195), (5, 4948956), (6, 4124130), (9, 2749420), (10, 2474478), (12, 2062065), (15, 1649652), (18, 1374710), (20, 1237239), (23, 1075860), (30, 824826), (36, 687355), (43, 575460), (45, 549884), (46, 537930), (60, 412413), (69, 358620), (86, 287730), (90, 274942), (92, 268965), (115, 215172), (129, 191820), (138, 179310), (139, 178020), (172, 143865), (180, 137471), (207, 119540), (215, 115092), (230, 107586), (258, 95910), (276, 89655), (278, 89010), (345, 71724), (387, 63940), (414, 59770), (417, 59340), (430, 57546), (460, 53793), (516, 47955), (556, 44505), (645, 38364), (690, 35862), (695, 35604), (774, 31970), (828, 29885), (834, 29670), (860, 28773), (989, 25020), (1035, 23908), (1251, 19780), (1290, 19182), (1380, 17931), (1390, 17802), (1548, 15985), (1668, 14835), (1935, 12788), (1978, 12510), (2070, 11954), (2085, 11868), (2502, 9890), (2580, 9591), (2780, 8901), (2967, 8340), (3197, 7740), (3870, 6394), (3956, 6255), (4140, 5977), (4170, 5934), (4945, 5004)]