90437620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 257402880

約数和(自身を除く): 166965260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 37, 52, 65, 68, 70, 74, 79, 85, 91, 119, 130, 140, 148, 158, 170, 182, 185, 221, 238, 259, 260, 316, 340, 364, 370, 395, 442, 455, 476, 481, 518, 553, 595, 629, 740, 790, 884, 910, 962, 1027, 1036, 1105, 1106, 1190, 1258, 1295, 1343, 1547, 1580, 1820, 1924, 2054, 2210, 2212, 2380, 2405, 2516, 2590, 2686, 2765, 2923, 3094, 3145, 3367, 4108, 4403, 4420, 4810, 5135, 5180, 5372, 5530, 5846, 6188, 6290, 6715, 6734, 7189, 7735, 8177, 8806, 9401, 9620, 10270, 11060, 11692, 12580, 13430, 13468, 14378, 14615, 15470, 16354, 16835, 17459, 17612, 18802, 20461, 20540, 22015, 26860, 28756, 29230, 30940, 32708, 33670, 34918, 35945, 37604, 37999, 40885, 40922, 44030, 47005, 49691, 57239, 58460, 67340, 69836, 71890, 75998, 81770, 81844, 87295, 88060, 94010, 99382, 102305, 114478, 122213, 143780, 151996, 163540, 174590, 188020, 189995, 198764, 204610, 228956, 244426, 248455, 265993, 286195, 347837, 349180, 379990, 409220, 488852, 496910, 531986, 572390, 611065, 645983, 695674, 759980, 993820, 1063972, 1144780, 1222130, 1291966, 1329965, 1391348, 1739185, 2444260, 2583932, 2659930, 3229915, 3478370, 4521881, 5319860, 6459830, 6956740, 9043762, 12919660, 18087524, 22609405, 45218810, 90437620]

約数ペア:

[(1, 90437620), (2, 45218810), (4, 22609405), (5, 18087524), (7, 12919660), (10, 9043762), (13, 6956740), (14, 6459830), (17, 5319860), (20, 4521881), (26, 3478370), (28, 3229915), (34, 2659930), (35, 2583932), (37, 2444260), (52, 1739185), (65, 1391348), (68, 1329965), (70, 1291966), (74, 1222130), (79, 1144780), (85, 1063972), (91, 993820), (119, 759980), (130, 695674), (140, 645983), (148, 611065), (158, 572390), (170, 531986), (182, 496910), (185, 488852), (221, 409220), (238, 379990), (259, 349180), (260, 347837), (316, 286195), (340, 265993), (364, 248455), (370, 244426), (395, 228956), (442, 204610), (455, 198764), (476, 189995), (481, 188020), (518, 174590), (553, 163540), (595, 151996), (629, 143780), (740, 122213), (790, 114478), (884, 102305), (910, 99382), (962, 94010), (1027, 88060), (1036, 87295), (1105, 81844), (1106, 81770), (1190, 75998), (1258, 71890), (1295, 69836), (1343, 67340), (1547, 58460), (1580, 57239), (1820, 49691), (1924, 47005), (2054, 44030), (2210, 40922), (2212, 40885), (2380, 37999), (2405, 37604), (2516, 35945), (2590, 34918), (2686, 33670), (2765, 32708), (2923, 30940), (3094, 29230), (3145, 28756), (3367, 26860), (4108, 22015), (4403, 20540), (4420, 20461), (4810, 18802), (5135, 17612), (5180, 17459), (5372, 16835), (5530, 16354), (5846, 15470), (6188, 14615), (6290, 14378), (6715, 13468), (6734, 13430), (7189, 12580), (7735, 11692), (8177, 11060), (8806, 10270), (9401, 9620)]