309059660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1427}}^1$

素因数の和:1480

約数の個数: 144

約数和(自身を含む): 861495264

約数和(自身を除く): 552435604

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 85, 91, 98, 119, 130, 140, 170, 182, 196, 221, 238, 245, 260, 340, 364, 442, 455, 476, 490, 595, 637, 833, 884, 910, 980, 1105, 1190, 1274, 1427, 1547, 1666, 1820, 2210, 2380, 2548, 2854, 3094, 3185, 3332, 4165, 4420, 5708, 6188, 6370, 7135, 7735, 8330, 9989, 10829, 12740, 14270, 15470, 16660, 18551, 19978, 21658, 24259, 28540, 30940, 37102, 39956, 43316, 48518, 49945, 54145, 69923, 74204, 92755, 97036, 99890, 108290, 121295, 129857, 139846, 169813, 185510, 199780, 216580, 242590, 259714, 279692, 315367, 339626, 349615, 371020, 485180, 519428, 630734, 649285, 679252, 699230, 849065, 908999, 1188691, 1261468, 1298570, 1398460, 1576835, 1698130, 1817998, 2207569, 2377382, 2597140, 3153670, 3396260, 3635996, 4415138, 4544995, 4754764, 5943455, 6307340, 8830276, 9089990, 11037845, 11886910, 15452983, 18179980, 22075690, 23773820, 30905966, 44151380, 61811932, 77264915, 154529830, 309059660]

約数ペア:

[(1, 309059660), (2, 154529830), (4, 77264915), (5, 61811932), (7, 44151380), (10, 30905966), (13, 23773820), (14, 22075690), (17, 18179980), (20, 15452983), (26, 11886910), (28, 11037845), (34, 9089990), (35, 8830276), (49, 6307340), (52, 5943455), (65, 4754764), (68, 4544995), (70, 4415138), (85, 3635996), (91, 3396260), (98, 3153670), (119, 2597140), (130, 2377382), (140, 2207569), (170, 1817998), (182, 1698130), (196, 1576835), (221, 1398460), (238, 1298570), (245, 1261468), (260, 1188691), (340, 908999), (364, 849065), (442, 699230), (455, 679252), (476, 649285), (490, 630734), (595, 519428), (637, 485180), (833, 371020), (884, 349615), (910, 339626), (980, 315367), (1105, 279692), (1190, 259714), (1274, 242590), (1427, 216580), (1547, 199780), (1666, 185510), (1820, 169813), (2210, 139846), (2380, 129857), (2548, 121295), (2854, 108290), (3094, 99890), (3185, 97036), (3332, 92755), (4165, 74204), (4420, 69923), (5708, 54145), (6188, 49945), (6370, 48518), (7135, 43316), (7735, 39956), (8330, 37102), (9989, 30940), (10829, 28540), (12740, 24259), (14270, 21658), (15470, 19978), (16660, 18551)]