1991981160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47293}}^1$

素因数の和:47329

約数の個数: 160

約数和(自身を含む): 7210443240

約数和(自身を除く): 5218462080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 7020, 8424, 10530, 14040, 21060, 42120, 47293, 94586, 141879, 189172, 236465, 283758, 378344, 425637, 472930, 567516, 614809, 709395, 851274, 945860, 1135032, 1229618, 1276911, 1418790, 1702548, 1844427, 1891720, 2128185, 2459236, 2553822, 2837580, 3074045, 3405096, 3688854, 3830733, 4256370, 4918472, 5107644, 5533281, 5675160, 6148090, 6384555, 7377708, 7661466, 8512740, 9222135, 10215288, 11066562, 12296180, 12769110, 14755416, 15322932, 16599843, 17025480, 18444270, 19153665, 22133124, 24592360, 25538220, 27666405, 30645864, 33199686, 36888540, 38307330, 44266248, 49799529, 51076440, 55332810, 66399372, 73777080, 76614660, 82999215, 99599058, 110665620, 132798744, 153229320, 165998430, 199198116, 221331240, 248997645, 331996860, 398396232, 497995290, 663993720, 995990580, 1991981160]

約数ペア:

[(1, 1991981160), (2, 995990580), (3, 663993720), (4, 497995290), (5, 398396232), (6, 331996860), (8, 248997645), (9, 221331240), (10, 199198116), (12, 165998430), (13, 153229320), (15, 132798744), (18, 110665620), (20, 99599058), (24, 82999215), (26, 76614660), (27, 73777080), (30, 66399372), (36, 55332810), (39, 51076440), (40, 49799529), (45, 44266248), (52, 38307330), (54, 36888540), (60, 33199686), (65, 30645864), (72, 27666405), (78, 25538220), (81, 24592360), (90, 22133124), (104, 19153665), (108, 18444270), (117, 17025480), (120, 16599843), (130, 15322932), (135, 14755416), (156, 12769110), (162, 12296180), (180, 11066562), (195, 10215288), (216, 9222135), (234, 8512740), (260, 7661466), (270, 7377708), (312, 6384555), (324, 6148090), (351, 5675160), (360, 5533281), (390, 5107644), (405, 4918472), (468, 4256370), (520, 3830733), (540, 3688854), (585, 3405096), (648, 3074045), (702, 2837580), (780, 2553822), (810, 2459236), (936, 2128185), (1053, 1891720), (1080, 1844427), (1170, 1702548), (1404, 1418790), (1560, 1276911), (1620, 1229618), (1755, 1135032), (2106, 945860), (2340, 851274), (2808, 709395), (3240, 614809), (3510, 567516), (4212, 472930), (4680, 425637), (5265, 378344), (7020, 283758), (8424, 236465), (10530, 189172), (14040, 141879), (21060, 94586), (42120, 47293)]