491335020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1381

約数の個数: 216

約数和(自身を含む): 1735860672

約数和(自身を除く): 1244525652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 121, 132, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 306, 330, 340, 363, 374, 396, 484, 495, 510, 561, 605, 612, 660, 726, 748, 765, 935, 990, 1020, 1089, 1122, 1210, 1327, 1452, 1530, 1683, 1815, 1870, 1980, 2057, 2178, 2244, 2420, 2654, 2805, 3060, 3366, 3630, 3740, 3981, 4114, 4356, 5308, 5445, 5610, 6171, 6635, 6732, 7260, 7962, 8228, 8415, 10285, 10890, 11220, 11943, 12342, 13270, 14597, 15924, 16830, 18513, 19905, 20570, 21780, 22559, 23886, 24684, 26540, 29194, 30855, 33660, 37026, 39810, 41140, 43791, 45118, 47772, 58388, 59715, 61710, 67677, 72985, 74052, 79620, 87582, 90236, 92565, 112795, 119430, 123420, 131373, 135354, 145970, 160567, 175164, 185130, 203031, 218955, 225590, 238860, 248149, 262746, 270708, 291940, 321134, 338385, 370260, 406062, 437910, 451180, 481701, 496298, 525492, 642268, 656865, 676770, 744447, 802835, 812124, 875820, 963402, 992596, 1015155, 1240745, 1313730, 1353540, 1445103, 1488894, 1605670, 1926804, 2030310, 2233341, 2408505, 2481490, 2627460, 2729639, 2890206, 2977788, 3211340, 3722235, 4060620, 4466682, 4817010, 4962980, 5459278, 5780412, 7225515, 7444470, 8188917, 8933364, 9634020, 10918556, 11166705, 13648195, 14451030, 14888940, 16377834, 22333410, 24566751, 27296390, 28902060, 32755668, 40944585, 44666820, 49133502, 54592780, 81889170, 98267004, 122833755, 163778340, 245667510, 491335020]

約数ペア:

[(1, 491335020), (2, 245667510), (3, 163778340), (4, 122833755), (5, 98267004), (6, 81889170), (9, 54592780), (10, 49133502), (11, 44666820), (12, 40944585), (15, 32755668), (17, 28902060), (18, 27296390), (20, 24566751), (22, 22333410), (30, 16377834), (33, 14888940), (34, 14451030), (36, 13648195), (44, 11166705), (45, 10918556), (51, 9634020), (55, 8933364), (60, 8188917), (66, 7444470), (68, 7225515), (85, 5780412), (90, 5459278), (99, 4962980), (102, 4817010), (110, 4466682), (121, 4060620), (132, 3722235), (153, 3211340), (165, 2977788), (170, 2890206), (180, 2729639), (187, 2627460), (198, 2481490), (204, 2408505), (220, 2233341), (242, 2030310), (255, 1926804), (306, 1605670), (330, 1488894), (340, 1445103), (363, 1353540), (374, 1313730), (396, 1240745), (484, 1015155), (495, 992596), (510, 963402), (561, 875820), (605, 812124), (612, 802835), (660, 744447), (726, 676770), (748, 656865), (765, 642268), (935, 525492), (990, 496298), (1020, 481701), (1089, 451180), (1122, 437910), (1210, 406062), (1327, 370260), (1452, 338385), (1530, 321134), (1683, 291940), (1815, 270708), (1870, 262746), (1980, 248149), (2057, 238860), (2178, 225590), (2244, 218955), (2420, 203031), (2654, 185130), (2805, 175164), (3060, 160567), (3366, 145970), (3630, 135354), (3740, 131373), (3981, 123420), (4114, 119430), (4356, 112795), (5308, 92565), (5445, 90236), (5610, 87582), (6171, 79620), (6635, 74052), (6732, 72985), (7260, 67677), (7962, 61710), (8228, 59715), (8415, 58388), (10285, 47772), (10890, 45118), (11220, 43791), (11943, 41140), (12342, 39810), (13270, 37026), (14597, 33660), (15924, 30855), (16830, 29194), (18513, 26540), (19905, 24684), (20570, 23886), (21780, 22559)]