21878045250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{9293}}^1$

素因数の和:9429

約数の個数: 128

約数和(自身を含む): 56649086208

約数和(自身を除く): 34771040958

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 73, 75, 86, 125, 129, 146, 150, 215, 219, 250, 258, 365, 375, 430, 438, 645, 730, 750, 1075, 1095, 1290, 1825, 2150, 2190, 3139, 3225, 3650, 5375, 5475, 6278, 6450, 9125, 9293, 9417, 10750, 10950, 15695, 16125, 18250, 18586, 18834, 27375, 27879, 31390, 32250, 46465, 47085, 54750, 55758, 78475, 92930, 94170, 139395, 156950, 232325, 235425, 278790, 392375, 399599, 464650, 470850, 678389, 696975, 784750, 799198, 1161625, 1177125, 1198797, 1356778, 1393950, 1997995, 2035167, 2323250, 2354250, 2397594, 3391945, 3484875, 3995990, 4070334, 5993985, 6783890, 6969750, 9989975, 10175835, 11987970, 16959725, 19979950, 20351670, 29170727, 29969925, 33919450, 49949875, 50879175, 58341454, 59939850, 84798625, 87512181, 99899750, 101758350, 145853635, 149849625, 169597250, 175024362, 254395875, 291707270, 299699250, 437560905, 508791750, 729268175, 875121810, 1458536350, 2187804525, 3646340875, 4375609050, 7292681750, 10939022625, 21878045250]

約数ペア:

[(1, 21878045250), (2, 10939022625), (3, 7292681750), (5, 4375609050), (6, 3646340875), (10, 2187804525), (15, 1458536350), (25, 875121810), (30, 729268175), (43, 508791750), (50, 437560905), (73, 299699250), (75, 291707270), (86, 254395875), (125, 175024362), (129, 169597250), (146, 149849625), (150, 145853635), (215, 101758350), (219, 99899750), (250, 87512181), (258, 84798625), (365, 59939850), (375, 58341454), (430, 50879175), (438, 49949875), (645, 33919450), (730, 29969925), (750, 29170727), (1075, 20351670), (1095, 19979950), (1290, 16959725), (1825, 11987970), (2150, 10175835), (2190, 9989975), (3139, 6969750), (3225, 6783890), (3650, 5993985), (5375, 4070334), (5475, 3995990), (6278, 3484875), (6450, 3391945), (9125, 2397594), (9293, 2354250), (9417, 2323250), (10750, 2035167), (10950, 1997995), (15695, 1393950), (16125, 1356778), (18250, 1198797), (18586, 1177125), (18834, 1161625), (27375, 799198), (27879, 784750), (31390, 696975), (32250, 678389), (46465, 470850), (47085, 464650), (54750, 399599), (55758, 392375), (78475, 278790), (92930, 235425), (94170, 232325), (139395, 156950)]