148708240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 363119616

約数和(自身を除く): 214411376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 976, 983, 1220, 1240, 1891, 1966, 2440, 2480, 3782, 3932, 4880, 4915, 7564, 7864, 9455, 9830, 15128, 15728, 18910, 19660, 30256, 30473, 37820, 39320, 59963, 60946, 75640, 78640, 119926, 121892, 151280, 152365, 239852, 243784, 299815, 304730, 479704, 487568, 599630, 609460, 959408, 1199260, 1218920, 1858853, 2398520, 2437840, 3717706, 4797040, 7435412, 9294265, 14870824, 18588530, 29741648, 37177060, 74354120, 148708240]

約数ペア:

[(1, 148708240), (2, 74354120), (4, 37177060), (5, 29741648), (8, 18588530), (10, 14870824), (16, 9294265), (20, 7435412), (31, 4797040), (40, 3717706), (61, 2437840), (62, 2398520), (80, 1858853), (122, 1218920), (124, 1199260), (155, 959408), (244, 609460), (248, 599630), (305, 487568), (310, 479704), (488, 304730), (496, 299815), (610, 243784), (620, 239852), (976, 152365), (983, 151280), (1220, 121892), (1240, 119926), (1891, 78640), (1966, 75640), (2440, 60946), (2480, 59963), (3782, 39320), (3932, 37820), (4880, 30473), (4915, 30256), (7564, 19660), (7864, 18910), (9455, 15728), (9830, 15128)]