38116920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 119750400

約数和(自身を除く): 81633480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 83, 86, 89, 120, 129, 166, 172, 178, 215, 249, 258, 267, 332, 344, 356, 415, 430, 445, 498, 516, 534, 645, 664, 712, 830, 860, 890, 996, 1032, 1068, 1245, 1290, 1335, 1660, 1720, 1780, 1992, 2136, 2490, 2580, 2670, 3320, 3560, 3569, 3827, 4980, 5160, 5340, 7138, 7387, 7654, 9960, 10680, 10707, 11481, 14276, 14774, 15308, 17845, 19135, 21414, 22161, 22962, 28552, 29548, 30616, 35690, 36935, 38270, 42828, 44322, 45924, 53535, 57405, 59096, 71380, 73870, 76540, 85656, 88644, 91848, 107070, 110805, 114810, 142760, 147740, 153080, 177288, 214140, 221610, 229620, 295480, 317641, 428280, 443220, 459240, 635282, 886440, 952923, 1270564, 1588205, 1905846, 2541128, 3176410, 3811692, 4764615, 6352820, 7623384, 9529230, 12705640, 19058460, 38116920]

約数ペア:

[(1, 38116920), (2, 19058460), (3, 12705640), (4, 9529230), (5, 7623384), (6, 6352820), (8, 4764615), (10, 3811692), (12, 3176410), (15, 2541128), (20, 1905846), (24, 1588205), (30, 1270564), (40, 952923), (43, 886440), (60, 635282), (83, 459240), (86, 443220), (89, 428280), (120, 317641), (129, 295480), (166, 229620), (172, 221610), (178, 214140), (215, 177288), (249, 153080), (258, 147740), (267, 142760), (332, 114810), (344, 110805), (356, 107070), (415, 91848), (430, 88644), (445, 85656), (498, 76540), (516, 73870), (534, 71380), (645, 59096), (664, 57405), (712, 53535), (830, 45924), (860, 44322), (890, 42828), (996, 38270), (1032, 36935), (1068, 35690), (1245, 30616), (1290, 29548), (1335, 28552), (1660, 22962), (1720, 22161), (1780, 21414), (1992, 19135), (2136, 17845), (2490, 15308), (2580, 14774), (2670, 14276), (3320, 11481), (3560, 10707), (3569, 10680), (3827, 9960), (4980, 7654), (5160, 7387), (5340, 7138)]