19419921720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{2239}}^1\times {\mathrm{2677}}^1$

素因数の和:4939

約数の個数: 160

約数和(自身を含む): 65326060800

約数和(自身を除く): 45906139080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 2239, 2677, 3240, 4478, 5354, 6717, 8031, 8956, 10708, 11195, 13385, 13434, 16062, 17912, 20151, 21416, 22390, 24093, 26770, 26868, 32124, 33585, 40155, 40302, 44780, 48186, 53540, 53736, 60453, 64248, 67170, 72279, 80310, 80604, 89560, 96372, 100755, 107080, 120465, 120906, 134340, 144558, 160620, 161208, 181359, 192744, 201510, 216837, 240930, 241812, 268680, 289116, 302265, 321240, 361395, 362718, 403020, 433674, 481860, 483624, 578232, 604530, 722790, 725436, 806040, 867348, 906795, 963720, 1084185, 1209060, 1445580, 1450872, 1734696, 1813590, 2168370, 2418120, 2891160, 3627180, 4336740, 5993803, 7254360, 8673480, 11987606, 17981409, 23975212, 29969015, 35962818, 47950424, 53944227, 59938030, 71925636, 89907045, 107888454, 119876060, 143851272, 161832681, 179814090, 215776908, 239752120, 269721135, 323665362, 359628180, 431553816, 485498043, 539442270, 647330724, 719256360, 809163405, 970996086, 1078884540, 1294661448, 1618326810, 1941992172, 2157769080, 2427490215, 3236653620, 3883984344, 4854980430, 6473307240, 9709960860, 19419921720]

約数ペア:

[(1, 19419921720), (2, 9709960860), (3, 6473307240), (4, 4854980430), (5, 3883984344), (6, 3236653620), (8, 2427490215), (9, 2157769080), (10, 1941992172), (12, 1618326810), (15, 1294661448), (18, 1078884540), (20, 970996086), (24, 809163405), (27, 719256360), (30, 647330724), (36, 539442270), (40, 485498043), (45, 431553816), (54, 359628180), (60, 323665362), (72, 269721135), (81, 239752120), (90, 215776908), (108, 179814090), (120, 161832681), (135, 143851272), (162, 119876060), (180, 107888454), (216, 89907045), (270, 71925636), (324, 59938030), (360, 53944227), (405, 47950424), (540, 35962818), (648, 29969015), (810, 23975212), (1080, 17981409), (1620, 11987606), (2239, 8673480), (2677, 7254360), (3240, 5993803), (4478, 4336740), (5354, 3627180), (6717, 2891160), (8031, 2418120), (8956, 2168370), (10708, 1813590), (11195, 1734696), (13385, 1450872), (13434, 1445580), (16062, 1209060), (17912, 1084185), (20151, 963720), (21416, 906795), (22390, 867348), (24093, 806040), (26770, 725436), (26868, 722790), (32124, 604530), (33585, 578232), (40155, 483624), (40302, 481860), (44780, 433674), (48186, 403020), (53540, 362718), (53736, 361395), (60453, 321240), (64248, 302265), (67170, 289116), (72279, 268680), (80310, 241812), (80604, 240930), (89560, 216837), (96372, 201510), (100755, 192744), (107080, 181359), (120465, 161208), (120906, 160620), (134340, 144558)]