63801920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 168

約数和(自身を含む): 190935864

約数和(自身を除く): 127133944

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 313, 320, 364, 392, 416, 448, 455, 490, 520, 560, 626, 637, 728, 784, 832, 910, 980, 1040, 1120, 1252, 1274, 1456, 1565, 1568, 1820, 1960, 2080, 2191, 2240, 2504, 2548, 2912, 3130, 3136, 3185, 3640, 3920, 4069, 4160, 4382, 5008, 5096, 5824, 6260, 6370, 7280, 7840, 8138, 8764, 10016, 10192, 10955, 12520, 12740, 14560, 15337, 15680, 16276, 17528, 20032, 20345, 20384, 21910, 25040, 25480, 28483, 29120, 30674, 32552, 35056, 40690, 40768, 43820, 50080, 50960, 56966, 61348, 65104, 70112, 76685, 81380, 87640, 100160, 101920, 113932, 122696, 130208, 140224, 142415, 153370, 162760, 175280, 199381, 203840, 227864, 245392, 260416, 284830, 306740, 325520, 350560, 398762, 455728, 490784, 569660, 613480, 651040, 701120, 797524, 911456, 981568, 996905, 1139320, 1226960, 1302080, 1595048, 1822912, 1993810, 2278640, 2453920, 3190096, 3987620, 4557280, 4907840, 6380192, 7975240, 9114560, 12760384, 15950480, 31900960, 63801920]

約数ペア:

[(1, 63801920), (2, 31900960), (4, 15950480), (5, 12760384), (7, 9114560), (8, 7975240), (10, 6380192), (13, 4907840), (14, 4557280), (16, 3987620), (20, 3190096), (26, 2453920), (28, 2278640), (32, 1993810), (35, 1822912), (40, 1595048), (49, 1302080), (52, 1226960), (56, 1139320), (64, 996905), (65, 981568), (70, 911456), (80, 797524), (91, 701120), (98, 651040), (104, 613480), (112, 569660), (130, 490784), (140, 455728), (160, 398762), (182, 350560), (196, 325520), (208, 306740), (224, 284830), (245, 260416), (260, 245392), (280, 227864), (313, 203840), (320, 199381), (364, 175280), (392, 162760), (416, 153370), (448, 142415), (455, 140224), (490, 130208), (520, 122696), (560, 113932), (626, 101920), (637, 100160), (728, 87640), (784, 81380), (832, 76685), (910, 70112), (980, 65104), (1040, 61348), (1120, 56966), (1252, 50960), (1274, 50080), (1456, 43820), (1565, 40768), (1568, 40690), (1820, 35056), (1960, 32552), (2080, 30674), (2191, 29120), (2240, 28483), (2504, 25480), (2548, 25040), (2912, 21910), (3130, 20384), (3136, 20345), (3185, 20032), (3640, 17528), (3920, 16276), (4069, 15680), (4160, 15337), (4382, 14560), (5008, 12740), (5096, 12520), (5824, 10955), (6260, 10192), (6370, 10016), (7280, 8764), (7840, 8138)]