155207988

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 446898816

約数和(自身を除く): 291690828

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, 173, 213, 234, 243, 284, 324, 346, 351, 426, 468, 486, 519, 639, 692, 702, 852, 923, 972, 1038, 1053, 1278, 1404, 1557, 1846, 1917, 2076, 2106, 2249, 2556, 2769, 3114, 3159, 3692, 3834, 4212, 4498, 4671, 5538, 5751, 6228, 6318, 6747, 7668, 8307, 8996, 9342, 11076, 11502, 12283, 12636, 13494, 14013, 16614, 17253, 18684, 20241, 23004, 24566, 24921, 26988, 28026, 33228, 34506, 36849, 40482, 42039, 49132, 49842, 56052, 60723, 69012, 73698, 74763, 80964, 84078, 99684, 110547, 121446, 147396, 149526, 159679, 168156, 182169, 221094, 224289, 242892, 299052, 319358, 331641, 364338, 442188, 448578, 479037, 546507, 638716, 663282, 728676, 897156, 958074, 994923, 1093014, 1326564, 1437111, 1916148, 1989846, 2186028, 2874222, 2984769, 3979692, 4311333, 5748444, 5969538, 8622666, 11939076, 12933999, 17245332, 25867998, 38801997, 51735996, 77603994, 155207988]

約数ペア:

[(1, 155207988), (2, 77603994), (3, 51735996), (4, 38801997), (6, 25867998), (9, 17245332), (12, 12933999), (13, 11939076), (18, 8622666), (26, 5969538), (27, 5748444), (36, 4311333), (39, 3979692), (52, 2984769), (54, 2874222), (71, 2186028), (78, 1989846), (81, 1916148), (108, 1437111), (117, 1326564), (142, 1093014), (156, 994923), (162, 958074), (173, 897156), (213, 728676), (234, 663282), (243, 638716), (284, 546507), (324, 479037), (346, 448578), (351, 442188), (426, 364338), (468, 331641), (486, 319358), (519, 299052), (639, 242892), (692, 224289), (702, 221094), (852, 182169), (923, 168156), (972, 159679), (1038, 149526), (1053, 147396), (1278, 121446), (1404, 110547), (1557, 99684), (1846, 84078), (1917, 80964), (2076, 74763), (2106, 73698), (2249, 69012), (2556, 60723), (2769, 56052), (3114, 49842), (3159, 49132), (3692, 42039), (3834, 40482), (4212, 36849), (4498, 34506), (4671, 33228), (5538, 28026), (5751, 26988), (6228, 24921), (6318, 24566), (6747, 23004), (7668, 20241), (8307, 18684), (8996, 17253), (9342, 16614), (11076, 14013), (11502, 13494), (12283, 12636)]