153174980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1049}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 377055000

約数和(自身を除く): 223880020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 245, 298, 490, 596, 745, 980, 1043, 1049, 1490, 2086, 2098, 2980, 4172, 4196, 5215, 5245, 7301, 7343, 10430, 10490, 14602, 14686, 20860, 20980, 29204, 29372, 36505, 36715, 51401, 73010, 73430, 102802, 146020, 146860, 156301, 205604, 257005, 312602, 514010, 625204, 781505, 1028020, 1094107, 1563010, 2188214, 3126020, 4376428, 5470535, 7658749, 10941070, 15317498, 21882140, 30634996, 38293745, 76587490, 153174980]

約数ペア:

[(1, 153174980), (2, 76587490), (4, 38293745), (5, 30634996), (7, 21882140), (10, 15317498), (14, 10941070), (20, 7658749), (28, 5470535), (35, 4376428), (49, 3126020), (70, 2188214), (98, 1563010), (140, 1094107), (149, 1028020), (196, 781505), (245, 625204), (298, 514010), (490, 312602), (596, 257005), (745, 205604), (980, 156301), (1043, 146860), (1049, 146020), (1490, 102802), (2086, 73430), (2098, 73010), (2980, 51401), (4172, 36715), (4196, 36505), (5215, 29372), (5245, 29204), (7301, 20980), (7343, 20860), (10430, 14686), (10490, 14602)]