18649320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 42003480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 233, 276, 290, 345, 348, 435, 460, 466, 552, 580, 667, 690, 696, 699, 870, 920, 932, 1160, 1165, 1334, 1380, 1398, 1740, 1864, 2001, 2330, 2668, 2760, 2796, 3335, 3480, 3495, 4002, 4660, 5336, 5359, 5592, 6670, 6757, 6990, 8004, 9320, 10005, 10718, 13340, 13514, 13980, 16008, 16077, 20010, 20271, 21436, 26680, 26795, 27028, 27960, 32154, 33785, 40020, 40542, 42872, 53590, 54056, 64308, 67570, 80040, 80385, 81084, 101355, 107180, 128616, 135140, 155411, 160770, 162168, 202710, 214360, 270280, 310822, 321540, 405420, 466233, 621644, 643080, 777055, 810840, 932466, 1243288, 1554110, 1864932, 2331165, 3108220, 3729864, 4662330, 6216440, 9324660, 18649320]

約数ペア:

[(1, 18649320), (2, 9324660), (3, 6216440), (4, 4662330), (5, 3729864), (6, 3108220), (8, 2331165), (10, 1864932), (12, 1554110), (15, 1243288), (20, 932466), (23, 810840), (24, 777055), (29, 643080), (30, 621644), (40, 466233), (46, 405420), (58, 321540), (60, 310822), (69, 270280), (87, 214360), (92, 202710), (115, 162168), (116, 160770), (120, 155411), (138, 135140), (145, 128616), (174, 107180), (184, 101355), (230, 81084), (232, 80385), (233, 80040), (276, 67570), (290, 64308), (345, 54056), (348, 53590), (435, 42872), (460, 40542), (466, 40020), (552, 33785), (580, 32154), (667, 27960), (690, 27028), (696, 26795), (699, 26680), (870, 21436), (920, 20271), (932, 20010), (1160, 16077), (1165, 16008), (1334, 13980), (1380, 13514), (1398, 13340), (1740, 10718), (1864, 10005), (2001, 9320), (2330, 8004), (2668, 6990), (2760, 6757), (2796, 6670), (3335, 5592), (3480, 5359), (3495, 5336), (4002, 4660)]