163807980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{55717}}^1$

素因数の和:55743

約数の個数: 72

約数和(自身を含む): 533555568

約数和(自身を除く): 369747588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 55717, 111434, 167151, 222868, 278585, 334302, 390019, 557170, 668604, 780038, 835755, 1114340, 1170057, 1560076, 1671510, 1950095, 2340114, 2730133, 3343020, 3900190, 4680228, 5460266, 5850285, 7800380, 8190399, 10920532, 11700570, 13650665, 16380798, 23401140, 27301330, 32761596, 40951995, 54602660, 81903990, 163807980]

約数ペア:

[(1, 163807980), (2, 81903990), (3, 54602660), (4, 40951995), (5, 32761596), (6, 27301330), (7, 23401140), (10, 16380798), (12, 13650665), (14, 11700570), (15, 10920532), (20, 8190399), (21, 7800380), (28, 5850285), (30, 5460266), (35, 4680228), (42, 3900190), (49, 3343020), (60, 2730133), (70, 2340114), (84, 1950095), (98, 1671510), (105, 1560076), (140, 1170057), (147, 1114340), (196, 835755), (210, 780038), (245, 668604), (294, 557170), (420, 390019), (490, 334302), (588, 278585), (735, 222868), (980, 167151), (1470, 111434), (2940, 55717)]