224890120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2055

約数の個数: 128

約数和(自身を含む): 643184640

約数和(自身を除く): 418294520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 1993, 2015, 2170, 2821, 3224, 3640, 3986, 4030, 4340, 5642, 7972, 8060, 8680, 9965, 11284, 13951, 14105, 15944, 16120, 19930, 22568, 25909, 27902, 28210, 39860, 51818, 55804, 56420, 61783, 69755, 79720, 103636, 111608, 112840, 123566, 129545, 139510, 181363, 207272, 247132, 259090, 279020, 308915, 362726, 432481, 494264, 518180, 558040, 617830, 725452, 803179, 864962, 906815, 1036360, 1235660, 1450904, 1606358, 1729924, 1813630, 2162405, 2471320, 3212716, 3459848, 3627260, 4015895, 4324810, 5622253, 6425432, 7254520, 8031790, 8649620, 11244506, 16063580, 17299240, 22489012, 28111265, 32127160, 44978024, 56222530, 112445060, 224890120]

約数ペア:

[(1, 224890120), (2, 112445060), (4, 56222530), (5, 44978024), (7, 32127160), (8, 28111265), (10, 22489012), (13, 17299240), (14, 16063580), (20, 11244506), (26, 8649620), (28, 8031790), (31, 7254520), (35, 6425432), (40, 5622253), (52, 4324810), (56, 4015895), (62, 3627260), (65, 3459848), (70, 3212716), (91, 2471320), (104, 2162405), (124, 1813630), (130, 1729924), (140, 1606358), (155, 1450904), (182, 1235660), (217, 1036360), (248, 906815), (260, 864962), (280, 803179), (310, 725452), (364, 617830), (403, 558040), (434, 518180), (455, 494264), (520, 432481), (620, 362726), (728, 308915), (806, 279020), (868, 259090), (910, 247132), (1085, 207272), (1240, 181363), (1612, 139510), (1736, 129545), (1820, 123566), (1993, 112840), (2015, 111608), (2170, 103636), (2821, 79720), (3224, 69755), (3640, 61783), (3986, 56420), (4030, 55804), (4340, 51818), (5642, 39860), (7972, 28210), (8060, 27902), (8680, 25909), (9965, 22568), (11284, 19930), (13951, 16120), (14105, 15944)]