74478040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 218332800

約数和(自身を除く): 143854760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 49, 52, 56, 65, 70, 74, 79, 91, 98, 104, 130, 140, 148, 158, 182, 185, 196, 245, 259, 260, 280, 296, 316, 364, 370, 392, 395, 455, 481, 490, 518, 520, 553, 632, 637, 728, 740, 790, 910, 962, 980, 1027, 1036, 1106, 1274, 1295, 1480, 1580, 1813, 1820, 1924, 1960, 2054, 2072, 2212, 2405, 2548, 2590, 2765, 2923, 3160, 3185, 3367, 3626, 3640, 3848, 3871, 4108, 4424, 4810, 5096, 5135, 5180, 5530, 5846, 6370, 6734, 7189, 7252, 7742, 8216, 9065, 9620, 10270, 10360, 11060, 11692, 12740, 13468, 14378, 14504, 14615, 15484, 16835, 18130, 19240, 19355, 20461, 20540, 22120, 23384, 23569, 25480, 26936, 28756, 29230, 30968, 33670, 35945, 36260, 37999, 38710, 40922, 41080, 47138, 50323, 57512, 58460, 67340, 71890, 72520, 75998, 77420, 81844, 94276, 100646, 102305, 116920, 117845, 134680, 143227, 143780, 151996, 154840, 163688, 188552, 189995, 201292, 204610, 235690, 251615, 265993, 286454, 287560, 303992, 379990, 402584, 409220, 471380, 503230, 531986, 572908, 716135, 759980, 818440, 942760, 1006460, 1063972, 1145816, 1329965, 1432270, 1519960, 1861951, 2012920, 2127944, 2659930, 2864540, 3723902, 5319860, 5729080, 7447804, 9309755, 10639720, 14895608, 18619510, 37239020, 74478040]

約数ペア:

[(1, 74478040), (2, 37239020), (4, 18619510), (5, 14895608), (7, 10639720), (8, 9309755), (10, 7447804), (13, 5729080), (14, 5319860), (20, 3723902), (26, 2864540), (28, 2659930), (35, 2127944), (37, 2012920), (40, 1861951), (49, 1519960), (52, 1432270), (56, 1329965), (65, 1145816), (70, 1063972), (74, 1006460), (79, 942760), (91, 818440), (98, 759980), (104, 716135), (130, 572908), (140, 531986), (148, 503230), (158, 471380), (182, 409220), (185, 402584), (196, 379990), (245, 303992), (259, 287560), (260, 286454), (280, 265993), (296, 251615), (316, 235690), (364, 204610), (370, 201292), (392, 189995), (395, 188552), (455, 163688), (481, 154840), (490, 151996), (518, 143780), (520, 143227), (553, 134680), (632, 117845), (637, 116920), (728, 102305), (740, 100646), (790, 94276), (910, 81844), (962, 77420), (980, 75998), (1027, 72520), (1036, 71890), (1106, 67340), (1274, 58460), (1295, 57512), (1480, 50323), (1580, 47138), (1813, 41080), (1820, 40922), (1924, 38710), (1960, 37999), (2054, 36260), (2072, 35945), (2212, 33670), (2405, 30968), (2548, 29230), (2590, 28756), (2765, 26936), (2923, 25480), (3160, 23569), (3185, 23384), (3367, 22120), (3626, 20540), (3640, 20461), (3848, 19355), (3871, 19240), (4108, 18130), (4424, 16835), (4810, 15484), (5096, 14615), (5135, 14504), (5180, 14378), (5530, 13468), (5846, 12740), (6370, 11692), (6734, 11060), (7189, 10360), (7252, 10270), (7742, 9620), (8216, 9065)]