30761460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 68304780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 71, 83, 87, 90, 116, 142, 145, 166, 174, 180, 213, 249, 261, 284, 290, 332, 348, 355, 415, 426, 435, 498, 522, 580, 639, 710, 747, 830, 852, 870, 996, 1044, 1065, 1245, 1278, 1305, 1420, 1494, 1660, 1740, 2059, 2130, 2407, 2490, 2556, 2610, 2988, 3195, 3735, 4118, 4260, 4814, 4980, 5220, 5893, 6177, 6390, 7221, 7470, 8236, 9628, 10295, 11786, 12035, 12354, 12780, 14442, 14940, 17679, 18531, 20590, 21663, 23572, 24070, 24708, 28884, 29465, 30885, 35358, 36105, 37062, 41180, 43326, 48140, 53037, 58930, 61770, 70716, 72210, 74124, 86652, 88395, 92655, 106074, 108315, 117860, 123540, 144420, 170897, 176790, 185310, 212148, 216630, 265185, 341794, 353580, 370620, 433260, 512691, 530370, 683588, 854485, 1025382, 1060740, 1538073, 1708970, 2050764, 2563455, 3076146, 3417940, 5126910, 6152292, 7690365, 10253820, 15380730, 30761460]

約数ペア:

[(1, 30761460), (2, 15380730), (3, 10253820), (4, 7690365), (5, 6152292), (6, 5126910), (9, 3417940), (10, 3076146), (12, 2563455), (15, 2050764), (18, 1708970), (20, 1538073), (29, 1060740), (30, 1025382), (36, 854485), (45, 683588), (58, 530370), (60, 512691), (71, 433260), (83, 370620), (87, 353580), (90, 341794), (116, 265185), (142, 216630), (145, 212148), (166, 185310), (174, 176790), (180, 170897), (213, 144420), (249, 123540), (261, 117860), (284, 108315), (290, 106074), (332, 92655), (348, 88395), (355, 86652), (415, 74124), (426, 72210), (435, 70716), (498, 61770), (522, 58930), (580, 53037), (639, 48140), (710, 43326), (747, 41180), (830, 37062), (852, 36105), (870, 35358), (996, 30885), (1044, 29465), (1065, 28884), (1245, 24708), (1278, 24070), (1305, 23572), (1420, 21663), (1494, 20590), (1660, 18531), (1740, 17679), (2059, 14940), (2130, 14442), (2407, 12780), (2490, 12354), (2556, 12035), (2610, 11786), (2988, 10295), (3195, 9628), (3735, 8236), (4118, 7470), (4260, 7221), (4814, 6390), (4980, 6177), (5220, 5893)]