488408960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1328

約数の個数: 128

約数和(自身を含む): 1285200000

約数和(自身を除く): 796791040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 260, 320, 376, 416, 470, 520, 611, 640, 752, 832, 940, 1040, 1222, 1249, 1504, 1664, 1880, 2080, 2444, 2498, 3008, 3055, 3760, 4160, 4888, 4996, 6016, 6110, 6245, 7520, 8320, 9776, 9992, 12220, 12490, 15040, 16237, 19552, 19984, 24440, 24980, 30080, 32474, 39104, 39968, 48880, 49960, 58703, 64948, 78208, 79936, 81185, 97760, 99920, 117406, 129896, 159872, 162370, 195520, 199840, 234812, 259792, 293515, 324740, 391040, 399680, 469624, 519584, 587030, 649480, 763139, 799360, 939248, 1039168, 1174060, 1298960, 1526278, 1878496, 2078336, 2348120, 2597920, 3052556, 3756992, 3815695, 4696240, 5195840, 6105112, 7513984, 7631390, 9392480, 10391680, 12210224, 15262780, 18784960, 24420448, 30525560, 37569920, 48840896, 61051120, 97681792, 122102240, 244204480, 488408960]

約数ペア:

[(1, 488408960), (2, 244204480), (4, 122102240), (5, 97681792), (8, 61051120), (10, 48840896), (13, 37569920), (16, 30525560), (20, 24420448), (26, 18784960), (32, 15262780), (40, 12210224), (47, 10391680), (52, 9392480), (64, 7631390), (65, 7513984), (80, 6105112), (94, 5195840), (104, 4696240), (128, 3815695), (130, 3756992), (160, 3052556), (188, 2597920), (208, 2348120), (235, 2078336), (260, 1878496), (320, 1526278), (376, 1298960), (416, 1174060), (470, 1039168), (520, 939248), (611, 799360), (640, 763139), (752, 649480), (832, 587030), (940, 519584), (1040, 469624), (1222, 399680), (1249, 391040), (1504, 324740), (1664, 293515), (1880, 259792), (2080, 234812), (2444, 199840), (2498, 195520), (3008, 162370), (3055, 159872), (3760, 129896), (4160, 117406), (4888, 99920), (4996, 97760), (6016, 81185), (6110, 79936), (6245, 78208), (7520, 64948), (8320, 58703), (9776, 49960), (9992, 48880), (12220, 39968), (12490, 39104), (15040, 32474), (16237, 30080), (19552, 24980), (19984, 24440)]