161787132

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:641

約数の個数: 120

約数和(自身を含む): 462746592

約数和(自身を除く): 300959460

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 81, 108, 117, 142, 156, 162, 213, 234, 284, 324, 351, 426, 468, 541, 639, 702, 852, 923, 1053, 1082, 1278, 1404, 1623, 1846, 1917, 2106, 2164, 2556, 2769, 3246, 3692, 3834, 4212, 4869, 5538, 5751, 6492, 7033, 7668, 8307, 9738, 11076, 11502, 14066, 14607, 16614, 19476, 21099, 23004, 24921, 28132, 29214, 33228, 38411, 42198, 43821, 49842, 58428, 63297, 74763, 76822, 84396, 87642, 99684, 115233, 126594, 149526, 153644, 175284, 189891, 230466, 253188, 299052, 345699, 379782, 460932, 499343, 569673, 691398, 759564, 998686, 1037097, 1139346, 1382796, 1498029, 1997372, 2074194, 2278692, 2996058, 3111291, 4148388, 4494087, 5992116, 6222582, 8988174, 12445164, 13482261, 17976348, 26964522, 40446783, 53929044, 80893566, 161787132]

約数ペア:

[(1, 161787132), (2, 80893566), (3, 53929044), (4, 40446783), (6, 26964522), (9, 17976348), (12, 13482261), (13, 12445164), (18, 8988174), (26, 6222582), (27, 5992116), (36, 4494087), (39, 4148388), (52, 3111291), (54, 2996058), (71, 2278692), (78, 2074194), (81, 1997372), (108, 1498029), (117, 1382796), (142, 1139346), (156, 1037097), (162, 998686), (213, 759564), (234, 691398), (284, 569673), (324, 499343), (351, 460932), (426, 379782), (468, 345699), (541, 299052), (639, 253188), (702, 230466), (852, 189891), (923, 175284), (1053, 153644), (1082, 149526), (1278, 126594), (1404, 115233), (1623, 99684), (1846, 87642), (1917, 84396), (2106, 76822), (2164, 74763), (2556, 63297), (2769, 58428), (3246, 49842), (3692, 43821), (3834, 42198), (4212, 38411), (4869, 33228), (5538, 29214), (5751, 28132), (6492, 24921), (7033, 23004), (7668, 21099), (8307, 19476), (9738, 16614), (11076, 14607), (11502, 14066)]