123781860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1098

約数の個数: 144

約数和(自身を含む): 405699840

約数和(自身を除く): 281917980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 261, 276, 290, 345, 348, 414, 435, 460, 522, 580, 667, 690, 828, 870, 1031, 1035, 1044, 1305, 1334, 1380, 1740, 2001, 2062, 2070, 2610, 2668, 3093, 3335, 4002, 4124, 4140, 5155, 5220, 6003, 6186, 6670, 8004, 9279, 10005, 10310, 12006, 12372, 13340, 15465, 18558, 20010, 20620, 23713, 24012, 29899, 30015, 30930, 37116, 40020, 46395, 47426, 59798, 60030, 61860, 71139, 89697, 92790, 94852, 118565, 119596, 120060, 142278, 149495, 179394, 185580, 213417, 237130, 269091, 284556, 298990, 355695, 358788, 426834, 448485, 474260, 538182, 597980, 687677, 711390, 853668, 896970, 1067085, 1076364, 1345455, 1375354, 1422780, 1793940, 2063031, 2134170, 2690910, 2750708, 3438385, 4126062, 4268340, 5381820, 6189093, 6876770, 8252124, 10315155, 12378186, 13753540, 20630310, 24756372, 30945465, 41260620, 61890930, 123781860]

約数ペア:

[(1, 123781860), (2, 61890930), (3, 41260620), (4, 30945465), (5, 24756372), (6, 20630310), (9, 13753540), (10, 12378186), (12, 10315155), (15, 8252124), (18, 6876770), (20, 6189093), (23, 5381820), (29, 4268340), (30, 4126062), (36, 3438385), (45, 2750708), (46, 2690910), (58, 2134170), (60, 2063031), (69, 1793940), (87, 1422780), (90, 1375354), (92, 1345455), (115, 1076364), (116, 1067085), (138, 896970), (145, 853668), (174, 711390), (180, 687677), (207, 597980), (230, 538182), (261, 474260), (276, 448485), (290, 426834), (345, 358788), (348, 355695), (414, 298990), (435, 284556), (460, 269091), (522, 237130), (580, 213417), (667, 185580), (690, 179394), (828, 149495), (870, 142278), (1031, 120060), (1035, 119596), (1044, 118565), (1305, 94852), (1334, 92790), (1380, 89697), (1740, 71139), (2001, 61860), (2062, 60030), (2070, 59798), (2610, 47426), (2668, 46395), (3093, 40020), (3335, 37116), (4002, 30930), (4124, 30015), (4140, 29899), (5155, 24012), (5220, 23713), (6003, 20620), (6186, 20010), (6670, 18558), (8004, 15465), (9279, 13340), (10005, 12372), (10310, 12006)]