321086220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 288

約数和(自身を含む): 1166893056

約数和(自身を除く): 845806836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 245, 260, 271, 273, 294, 310, 364, 372, 390, 403, 420, 434, 455, 465, 490, 542, 546, 588, 620, 637, 651, 735, 780, 806, 813, 868, 910, 930, 980, 1084, 1085, 1092, 1209, 1274, 1302, 1355, 1365, 1470, 1519, 1612, 1626, 1820, 1860, 1897, 1911, 2015, 2170, 2418, 2548, 2604, 2710, 2730, 2821, 2940, 3038, 3185, 3252, 3255, 3523, 3794, 3822, 4030, 4065, 4340, 4557, 4836, 5420, 5460, 5642, 5691, 6045, 6076, 6370, 6510, 7046, 7588, 7595, 7644, 8060, 8130, 8401, 8463, 9114, 9485, 9555, 10569, 11284, 11382, 12090, 12740, 13020, 13279, 14092, 14105, 15190, 16260, 16802, 16926, 17615, 18228, 18970, 19110, 19747, 21138, 22764, 22785, 24180, 24661, 25203, 26558, 28210, 28455, 30380, 33604, 33852, 35230, 37940, 38220, 39494, 39837, 42005, 42276, 42315, 45570, 49322, 50406, 52845, 53116, 56420, 56910, 58807, 59241, 66395, 70460, 73983, 78988, 79674, 84010, 84630, 91140, 98644, 98735, 100812, 105690, 109213, 113820, 117614, 118482, 123305, 126015, 132790, 147966, 159348, 168020, 169260, 172627, 176421, 197470, 199185, 211380, 218426, 235228, 236964, 246610, 252030, 265580, 294035, 295932, 296205, 327639, 345254, 352842, 369915, 394940, 398370, 411649, 436852, 493220, 504060, 517881, 546065, 588070, 592410, 655278, 690508, 705684, 739830, 764491, 796740, 823298, 863135, 882105, 1035762, 1092130, 1176140, 1184820, 1234947, 1310556, 1479660, 1528982, 1638195, 1646596, 1726270, 1764210, 2058245, 2071524, 2184260, 2293473, 2469894, 2589405, 3057964, 3276390, 3452540, 3528420, 3822455, 4116490, 4586946, 4939788, 5178810, 5351437, 6174735, 6552780, 7644910, 8232980, 9173892, 10357620, 10702874, 11467365, 12349470, 15289820, 16054311, 21405748, 22934730, 24698940, 26757185, 32108622, 45869460, 53514370, 64217244, 80271555, 107028740, 160543110, 321086220]

約数ペア:

[(1, 321086220), (2, 160543110), (3, 107028740), (4, 80271555), (5, 64217244), (6, 53514370), (7, 45869460), (10, 32108622), (12, 26757185), (13, 24698940), (14, 22934730), (15, 21405748), (20, 16054311), (21, 15289820), (26, 12349470), (28, 11467365), (30, 10702874), (31, 10357620), (35, 9173892), (39, 8232980), (42, 7644910), (49, 6552780), (52, 6174735), (60, 5351437), (62, 5178810), (65, 4939788), (70, 4586946), (78, 4116490), (84, 3822455), (91, 3528420), (93, 3452540), (98, 3276390), (105, 3057964), (124, 2589405), (130, 2469894), (140, 2293473), (147, 2184260), (155, 2071524), (156, 2058245), (182, 1764210), (186, 1726270), (195, 1646596), (196, 1638195), (210, 1528982), (217, 1479660), (245, 1310556), (260, 1234947), (271, 1184820), (273, 1176140), (294, 1092130), (310, 1035762), (364, 882105), (372, 863135), (390, 823298), (403, 796740), (420, 764491), (434, 739830), (455, 705684), (465, 690508), (490, 655278), (542, 592410), (546, 588070), (588, 546065), (620, 517881), (637, 504060), (651, 493220), (735, 436852), (780, 411649), (806, 398370), (813, 394940), (868, 369915), (910, 352842), (930, 345254), (980, 327639), (1084, 296205), (1085, 295932), (1092, 294035), (1209, 265580), (1274, 252030), (1302, 246610), (1355, 236964), (1365, 235228), (1470, 218426), (1519, 211380), (1612, 199185), (1626, 197470), (1820, 176421), (1860, 172627), (1897, 169260), (1911, 168020), (2015, 159348), (2170, 147966), (2418, 132790), (2548, 126015), (2604, 123305), (2710, 118482), (2730, 117614), (2821, 113820), (2940, 109213), (3038, 105690), (3185, 100812), (3252, 98735), (3255, 98644), (3523, 91140), (3794, 84630), (3822, 84010), (4030, 79674), (4065, 78988), (4340, 73983), (4557, 70460), (4836, 66395), (5420, 59241), (5460, 58807), (5642, 56910), (5691, 56420), (6045, 53116), (6076, 52845), (6370, 50406), (6510, 49322), (7046, 45570), (7588, 42315), (7595, 42276), (7644, 42005), (8060, 39837), (8130, 39494), (8401, 38220), (8463, 37940), (9114, 35230), (9485, 33852), (9555, 33604), (10569, 30380), (11284, 28455), (11382, 28210), (12090, 26558), (12740, 25203), (13020, 24661), (13279, 24180), (14092, 22785), (14105, 22764), (15190, 21138), (16260, 19747), (16802, 19110), (16926, 18970), (17615, 18228)]