418776148

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 887631360

約数和(自身を除く): 468855212

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 157, 196, 217, 314, 434, 439, 628, 868, 878, 1099, 1519, 1756, 2198, 3038, 3073, 4396, 4867, 6076, 6146, 7693, 9734, 12292, 13609, 15386, 19468, 21511, 27218, 30772, 34069, 43022, 54436, 68138, 68923, 86044, 95263, 136276, 137846, 190526, 238483, 275692, 381052, 476966, 482461, 666841, 953932, 964922, 1333682, 1929844, 2136613, 2667364, 3377227, 4273226, 6754454, 8546452, 13508908, 14956291, 29912582, 59825164, 104694037, 209388074, 418776148]

約数ペア:

[(1, 418776148), (2, 209388074), (4, 104694037), (7, 59825164), (14, 29912582), (28, 14956291), (31, 13508908), (49, 8546452), (62, 6754454), (98, 4273226), (124, 3377227), (157, 2667364), (196, 2136613), (217, 1929844), (314, 1333682), (434, 964922), (439, 953932), (628, 666841), (868, 482461), (878, 476966), (1099, 381052), (1519, 275692), (1756, 238483), (2198, 190526), (3038, 137846), (3073, 136276), (4396, 95263), (4867, 86044), (6076, 68923), (6146, 68138), (7693, 54436), (9734, 43022), (12292, 34069), (13609, 30772), (15386, 27218), (19468, 21511)]