385510972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 920941056

約数和(自身を除く): 535430084

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 61, 68, 71, 77, 119, 122, 142, 154, 187, 238, 244, 284, 289, 308, 374, 427, 476, 497, 578, 671, 748, 781, 854, 994, 1037, 1156, 1207, 1309, 1342, 1562, 1708, 1988, 2023, 2074, 2414, 2618, 2684, 3124, 3179, 4046, 4148, 4331, 4697, 4828, 5236, 5467, 6358, 7259, 8092, 8449, 8662, 9394, 10934, 11407, 12716, 13277, 14518, 16898, 17324, 17629, 18788, 20519, 21868, 22253, 22814, 26554, 29036, 30317, 33796, 35258, 41038, 44506, 45628, 47641, 53108, 60634, 70516, 73627, 79849, 82076, 89012, 92939, 95282, 121268, 123403, 143633, 147254, 159698, 185878, 190564, 193919, 225709, 246806, 287266, 294508, 319396, 333487, 371756, 387838, 451418, 493612, 515389, 574532, 666974, 775676, 809897, 902836, 1030778, 1251659, 1333948, 1357433, 1579963, 1619794, 2061556, 2503318, 2714866, 3159926, 3239588, 5006636, 5429732, 5669279, 6319852, 8761613, 11338558, 13768249, 17523226, 22677116, 27536498, 35046452, 55072996, 96377743, 192755486, 385510972]

約数ペア:

[(1, 385510972), (2, 192755486), (4, 96377743), (7, 55072996), (11, 35046452), (14, 27536498), (17, 22677116), (22, 17523226), (28, 13768249), (34, 11338558), (44, 8761613), (61, 6319852), (68, 5669279), (71, 5429732), (77, 5006636), (119, 3239588), (122, 3159926), (142, 2714866), (154, 2503318), (187, 2061556), (238, 1619794), (244, 1579963), (284, 1357433), (289, 1333948), (308, 1251659), (374, 1030778), (427, 902836), (476, 809897), (497, 775676), (578, 666974), (671, 574532), (748, 515389), (781, 493612), (854, 451418), (994, 387838), (1037, 371756), (1156, 333487), (1207, 319396), (1309, 294508), (1342, 287266), (1562, 246806), (1708, 225709), (1988, 193919), (2023, 190564), (2074, 185878), (2414, 159698), (2618, 147254), (2684, 143633), (3124, 123403), (3179, 121268), (4046, 95282), (4148, 92939), (4331, 89012), (4697, 82076), (4828, 79849), (5236, 73627), (5467, 70516), (6358, 60634), (7259, 53108), (8092, 47641), (8449, 45628), (8662, 44506), (9394, 41038), (10934, 35258), (11407, 33796), (12716, 30317), (13277, 29036), (14518, 26554), (16898, 22814), (17324, 22253), (17629, 21868), (18788, 20519)]