1284857460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 3964942800

約数和(自身を除く): 2680085340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 181, 226, 339, 349, 362, 452, 543, 565, 678, 698, 724, 905, 1017, 1047, 1086, 1130, 1356, 1396, 1629, 1695, 1745, 1810, 2034, 2094, 2172, 2260, 2715, 3141, 3258, 3390, 3490, 3620, 4068, 4188, 5085, 5235, 5430, 6282, 6516, 6780, 6980, 8145, 10170, 10470, 10860, 12564, 15705, 16290, 20340, 20453, 20940, 31410, 32580, 39437, 40906, 61359, 62820, 63169, 78874, 81812, 102265, 118311, 122718, 126338, 157748, 184077, 189507, 197185, 204530, 236622, 245436, 252676, 306795, 315845, 354933, 368154, 379014, 394370, 409060, 473244, 568521, 591555, 613590, 631690, 709866, 736308, 758028, 788740, 920385, 947535, 1137042, 1183110, 1227180, 1263380, 1419732, 1774665, 1840770, 1895070, 2274084, 2366220, 2842605, 3549330, 3681540, 3790140, 5685210, 7098660, 7138097, 11370420, 14276194, 21414291, 28552388, 35690485, 42828582, 64242873, 71380970, 85657164, 107071455, 128485746, 142761940, 214142910, 256971492, 321214365, 428285820, 642428730, 1284857460]

約数ペア:

[(1, 1284857460), (2, 642428730), (3, 428285820), (4, 321214365), (5, 256971492), (6, 214142910), (9, 142761940), (10, 128485746), (12, 107071455), (15, 85657164), (18, 71380970), (20, 64242873), (30, 42828582), (36, 35690485), (45, 28552388), (60, 21414291), (90, 14276194), (113, 11370420), (180, 7138097), (181, 7098660), (226, 5685210), (339, 3790140), (349, 3681540), (362, 3549330), (452, 2842605), (543, 2366220), (565, 2274084), (678, 1895070), (698, 1840770), (724, 1774665), (905, 1419732), (1017, 1263380), (1047, 1227180), (1086, 1183110), (1130, 1137042), (1356, 947535), (1396, 920385), (1629, 788740), (1695, 758028), (1745, 736308), (1810, 709866), (2034, 631690), (2094, 613590), (2172, 591555), (2260, 568521), (2715, 473244), (3141, 409060), (3258, 394370), (3390, 379014), (3490, 368154), (3620, 354933), (4068, 315845), (4188, 306795), (5085, 252676), (5235, 245436), (5430, 236622), (6282, 204530), (6516, 197185), (6780, 189507), (6980, 184077), (8145, 157748), (10170, 126338), (10470, 122718), (10860, 118311), (12564, 102265), (15705, 81812), (16290, 78874), (20340, 63169), (20453, 62820), (20940, 61359), (31410, 40906), (32580, 39437)]