521279360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5059}}^1$

素因数の和:5108

約数の個数: 128

約数和(自身を含む): 1486425600

約数和(自身を除く): 965146240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2576, 2944, 3220, 3680, 4480, 5059, 5152, 6440, 7360, 10118, 10304, 12880, 14720, 20236, 20608, 25295, 25760, 35413, 40472, 50590, 51520, 70826, 80944, 101180, 103040, 116357, 141652, 161888, 177065, 202360, 232714, 283304, 323776, 354130, 404720, 465428, 566608, 581785, 647552, 708260, 809440, 814499, 930856, 1133216, 1163570, 1416520, 1618880, 1628998, 1861712, 2266432, 2327140, 2833040, 3237760, 3257996, 3723424, 4072495, 4532864, 4654280, 5666080, 6515992, 7446848, 8144990, 9308560, 11332160, 13031984, 14893696, 16289980, 18617120, 22664320, 26063968, 32579960, 37234240, 52127936, 65159920, 74468480, 104255872, 130319840, 260639680, 521279360]

約数ペア:

[(1, 521279360), (2, 260639680), (4, 130319840), (5, 104255872), (7, 74468480), (8, 65159920), (10, 52127936), (14, 37234240), (16, 32579960), (20, 26063968), (23, 22664320), (28, 18617120), (32, 16289980), (35, 14893696), (40, 13031984), (46, 11332160), (56, 9308560), (64, 8144990), (70, 7446848), (80, 6515992), (92, 5666080), (112, 4654280), (115, 4532864), (128, 4072495), (140, 3723424), (160, 3257996), (161, 3237760), (184, 2833040), (224, 2327140), (230, 2266432), (280, 1861712), (320, 1628998), (322, 1618880), (368, 1416520), (448, 1163570), (460, 1133216), (560, 930856), (640, 814499), (644, 809440), (736, 708260), (805, 647552), (896, 581785), (920, 566608), (1120, 465428), (1288, 404720), (1472, 354130), (1610, 323776), (1840, 283304), (2240, 232714), (2576, 202360), (2944, 177065), (3220, 161888), (3680, 141652), (4480, 116357), (5059, 103040), (5152, 101180), (6440, 80944), (7360, 70826), (10118, 51520), (10304, 50590), (12880, 40472), (14720, 35413), (20236, 25760), (20608, 25295)]