154907620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5099}}^1$

素因数の和:5153

約数の個数: 72

約数和(自身を含む): 390700800

約数和(自身を除く): 235793180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 5099, 6076, 7595, 10198, 15190, 20396, 25495, 30380, 35693, 50990, 71386, 101980, 142772, 158069, 178465, 249851, 316138, 356930, 499702, 632276, 713860, 790345, 999404, 1106483, 1249255, 1580690, 2212966, 2498510, 3161380, 4425932, 4997020, 5532415, 7745381, 11064830, 15490762, 22129660, 30981524, 38726905, 77453810, 154907620]

約数ペア:

[(1, 154907620), (2, 77453810), (4, 38726905), (5, 30981524), (7, 22129660), (10, 15490762), (14, 11064830), (20, 7745381), (28, 5532415), (31, 4997020), (35, 4425932), (49, 3161380), (62, 2498510), (70, 2212966), (98, 1580690), (124, 1249255), (140, 1106483), (155, 999404), (196, 790345), (217, 713860), (245, 632276), (310, 499702), (434, 356930), (490, 316138), (620, 249851), (868, 178465), (980, 158069), (1085, 142772), (1519, 101980), (2170, 71386), (3038, 50990), (4340, 35693), (5099, 30380), (6076, 25495), (7595, 20396), (10198, 15190)]