281801160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 256

約数和(自身を含む): 1022976000

約数和(自身を除く): 741174840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 285, 310, 342, 360, 372, 380, 443, 456, 465, 513, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 886, 930, 1026, 1080, 1116, 1140, 1178, 1240, 1329, 1368, 1395, 1674, 1710, 1767, 1772, 1860, 2052, 2215, 2232, 2280, 2356, 2565, 2658, 2790, 2945, 3348, 3420, 3534, 3544, 3720, 3987, 4104, 4185, 4430, 4712, 5130, 5301, 5316, 5580, 5890, 6645, 6696, 6840, 7068, 7974, 8370, 8417, 8835, 8860, 10260, 10602, 10632, 11160, 11780, 11961, 13290, 13733, 14136, 15903, 15948, 16740, 16834, 17670, 17720, 19935, 20520, 21204, 23560, 23922, 25251, 26505, 26580, 27466, 31806, 31896, 33480, 33668, 35340, 39870, 41199, 42085, 42408, 47844, 50502, 53010, 53160, 54932, 59805, 63612, 67336, 68665, 70680, 75753, 79515, 79740, 82398, 84170, 95688, 101004, 106020, 109864, 119610, 123597, 126255, 127224, 137330, 151506, 159030, 159480, 164796, 168340, 202008, 205995, 212040, 227259, 239220, 247194, 252510, 260927, 274660, 303012, 318060, 329592, 336680, 370791, 378765, 411990, 454518, 478440, 494388, 505020, 521854, 549320, 606024, 617985, 636120, 741582, 757530, 782781, 823980, 909036, 988776, 1010040, 1043708, 1136295, 1235970, 1304635, 1483164, 1515060, 1565562, 1647960, 1818072, 1853955, 2087416, 2272590, 2348343, 2471940, 2609270, 2966328, 3030120, 3131124, 3707910, 3913905, 4545180, 4696686, 4943880, 5218540, 6262248, 7045029, 7415820, 7827810, 9090360, 9393372, 10437080, 11741715, 14090058, 14831640, 15655620, 18786744, 23483430, 28180116, 31311240, 35225145, 46966860, 56360232, 70450290, 93933720, 140900580, 281801160]

約数ペア:

[(1, 281801160), (2, 140900580), (3, 93933720), (4, 70450290), (5, 56360232), (6, 46966860), (8, 35225145), (9, 31311240), (10, 28180116), (12, 23483430), (15, 18786744), (18, 15655620), (19, 14831640), (20, 14090058), (24, 11741715), (27, 10437080), (30, 9393372), (31, 9090360), (36, 7827810), (38, 7415820), (40, 7045029), (45, 6262248), (54, 5218540), (57, 4943880), (60, 4696686), (62, 4545180), (72, 3913905), (76, 3707910), (90, 3131124), (93, 3030120), (95, 2966328), (108, 2609270), (114, 2471940), (120, 2348343), (124, 2272590), (135, 2087416), (152, 1853955), (155, 1818072), (171, 1647960), (180, 1565562), (186, 1515060), (190, 1483164), (216, 1304635), (228, 1235970), (248, 1136295), (270, 1043708), (279, 1010040), (285, 988776), (310, 909036), (342, 823980), (360, 782781), (372, 757530), (380, 741582), (443, 636120), (456, 617985), (465, 606024), (513, 549320), (540, 521854), (558, 505020), (570, 494388), (589, 478440), (620, 454518), (684, 411990), (744, 378765), (760, 370791), (837, 336680), (855, 329592), (886, 318060), (930, 303012), (1026, 274660), (1080, 260927), (1116, 252510), (1140, 247194), (1178, 239220), (1240, 227259), (1329, 212040), (1368, 205995), (1395, 202008), (1674, 168340), (1710, 164796), (1767, 159480), (1772, 159030), (1860, 151506), (2052, 137330), (2215, 127224), (2232, 126255), (2280, 123597), (2356, 119610), (2565, 109864), (2658, 106020), (2790, 101004), (2945, 95688), (3348, 84170), (3420, 82398), (3534, 79740), (3544, 79515), (3720, 75753), (3987, 70680), (4104, 68665), (4185, 67336), (4430, 63612), (4712, 59805), (5130, 54932), (5301, 53160), (5316, 53010), (5580, 50502), (5890, 47844), (6645, 42408), (6696, 42085), (6840, 41199), (7068, 39870), (7974, 35340), (8370, 33668), (8417, 33480), (8835, 31896), (8860, 31806), (10260, 27466), (10602, 26580), (10632, 26505), (11160, 25251), (11780, 23922), (11961, 23560), (13290, 21204), (13733, 20520), (14136, 19935), (15903, 17720), (15948, 17670), (16740, 16834)]