245895720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 384

約数和(自身を含む): 945561600

約数和(自身を除く): 699665880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 49, 56, 57, 60, 62, 70, 71, 76, 84, 93, 95, 98, 105, 114, 120, 124, 133, 140, 142, 147, 152, 155, 168, 186, 190, 196, 210, 213, 217, 228, 245, 248, 266, 280, 284, 285, 294, 310, 355, 372, 380, 392, 399, 420, 426, 434, 456, 465, 490, 497, 532, 568, 570, 588, 589, 620, 651, 665, 710, 735, 744, 760, 798, 840, 852, 868, 930, 931, 980, 994, 1064, 1065, 1085, 1140, 1176, 1178, 1240, 1302, 1330, 1349, 1420, 1470, 1491, 1519, 1596, 1704, 1736, 1767, 1860, 1862, 1960, 1988, 1995, 2130, 2170, 2201, 2280, 2356, 2485, 2604, 2660, 2698, 2793, 2840, 2940, 2945, 2982, 3038, 3192, 3255, 3479, 3534, 3720, 3724, 3976, 3990, 4047, 4123, 4260, 4340, 4402, 4557, 4655, 4712, 4970, 5208, 5320, 5396, 5586, 5880, 5890, 5964, 6076, 6510, 6603, 6745, 6958, 7068, 7448, 7455, 7595, 7980, 8094, 8246, 8520, 8680, 8804, 8835, 9114, 9310, 9443, 9940, 10437, 10792, 11005, 11172, 11780, 11928, 12152, 12369, 13020, 13206, 13490, 13916, 13965, 14136, 14910, 15190, 15407, 15960, 16188, 16492, 17395, 17608, 17670, 18228, 18620, 18886, 19880, 20235, 20615, 20874, 22010, 22344, 22785, 23560, 24738, 26040, 26412, 26980, 27832, 27930, 28329, 28861, 29820, 30380, 30814, 32376, 32984, 33015, 34790, 35340, 36456, 37240, 37772, 40470, 41230, 41748, 41819, 44020, 45570, 46221, 47215, 49476, 52185, 52824, 53960, 55860, 56658, 57722, 59640, 60760, 61628, 61845, 66030, 66101, 69580, 70680, 75544, 77035, 80940, 82460, 83496, 83638, 86583, 88040, 91140, 92442, 94430, 98952, 104370, 107849, 111720, 113316, 115444, 123256, 123690, 125457, 132060, 132202, 139160, 141645, 144305, 154070, 161880, 164920, 167276, 173166, 182280, 184884, 188860, 198303, 208740, 209095, 215698, 226632, 230888, 231105, 247380, 250914, 264120, 264404, 283290, 288610, 292733, 308140, 323547, 330505, 334552, 346332, 369768, 377720, 396606, 417480, 418190, 431396, 432915, 462210, 494760, 501828, 528808, 539245, 566580, 577220, 585466, 616280, 627285, 647094, 661010, 692664, 793212, 836380, 862792, 865830, 878199, 924420, 991515, 1003656, 1078490, 1133160, 1154440, 1170932, 1254570, 1294188, 1322020, 1463665, 1586424, 1617735, 1672760, 1731660, 1756398, 1848840, 1983030, 2049131, 2156980, 2341864, 2509140, 2588376, 2644040, 2927330, 3235470, 3463320, 3512796, 3966060, 4098262, 4313960, 4390995, 5018280, 5854660, 6147393, 6470940, 7025592, 7932120, 8196524, 8781990, 10245655, 11709320, 12294786, 12941880, 16393048, 17563980, 20491310, 24589572, 30736965, 35127960, 40982620, 49179144, 61473930, 81965240, 122947860, 245895720]

約数ペア:

[(1, 245895720), (2, 122947860), (3, 81965240), (4, 61473930), (5, 49179144), (6, 40982620), (7, 35127960), (8, 30736965), (10, 24589572), (12, 20491310), (14, 17563980), (15, 16393048), (19, 12941880), (20, 12294786), (21, 11709320), (24, 10245655), (28, 8781990), (30, 8196524), (31, 7932120), (35, 7025592), (38, 6470940), (40, 6147393), (42, 5854660), (49, 5018280), (56, 4390995), (57, 4313960), (60, 4098262), (62, 3966060), (70, 3512796), (71, 3463320), (76, 3235470), (84, 2927330), (93, 2644040), (95, 2588376), (98, 2509140), (105, 2341864), (114, 2156980), (120, 2049131), (124, 1983030), (133, 1848840), (140, 1756398), (142, 1731660), (147, 1672760), (152, 1617735), (155, 1586424), (168, 1463665), (186, 1322020), (190, 1294188), (196, 1254570), (210, 1170932), (213, 1154440), (217, 1133160), (228, 1078490), (245, 1003656), (248, 991515), (266, 924420), (280, 878199), (284, 865830), (285, 862792), (294, 836380), (310, 793212), (355, 692664), (372, 661010), (380, 647094), (392, 627285), (399, 616280), (420, 585466), (426, 577220), (434, 566580), (456, 539245), (465, 528808), (490, 501828), (497, 494760), (532, 462210), (568, 432915), (570, 431396), (588, 418190), (589, 417480), (620, 396606), (651, 377720), (665, 369768), (710, 346332), (735, 334552), (744, 330505), (760, 323547), (798, 308140), (840, 292733), (852, 288610), (868, 283290), (930, 264404), (931, 264120), (980, 250914), (994, 247380), (1064, 231105), (1065, 230888), (1085, 226632), (1140, 215698), (1176, 209095), (1178, 208740), (1240, 198303), (1302, 188860), (1330, 184884), (1349, 182280), (1420, 173166), (1470, 167276), (1491, 164920), (1519, 161880), (1596, 154070), (1704, 144305), (1736, 141645), (1767, 139160), (1860, 132202), (1862, 132060), (1960, 125457), (1988, 123690), (1995, 123256), (2130, 115444), (2170, 113316), (2201, 111720), (2280, 107849), (2356, 104370), (2485, 98952), (2604, 94430), (2660, 92442), (2698, 91140), (2793, 88040), (2840, 86583), (2940, 83638), (2945, 83496), (2982, 82460), (3038, 80940), (3192, 77035), (3255, 75544), (3479, 70680), (3534, 69580), (3720, 66101), (3724, 66030), (3976, 61845), (3990, 61628), (4047, 60760), (4123, 59640), (4260, 57722), (4340, 56658), (4402, 55860), (4557, 53960), (4655, 52824), (4712, 52185), (4970, 49476), (5208, 47215), (5320, 46221), (5396, 45570), (5586, 44020), (5880, 41819), (5890, 41748), (5964, 41230), (6076, 40470), (6510, 37772), (6603, 37240), (6745, 36456), (6958, 35340), (7068, 34790), (7448, 33015), (7455, 32984), (7595, 32376), (7980, 30814), (8094, 30380), (8246, 29820), (8520, 28861), (8680, 28329), (8804, 27930), (8835, 27832), (9114, 26980), (9310, 26412), (9443, 26040), (9940, 24738), (10437, 23560), (10792, 22785), (11005, 22344), (11172, 22010), (11780, 20874), (11928, 20615), (12152, 20235), (12369, 19880), (13020, 18886), (13206, 18620), (13490, 18228), (13916, 17670), (13965, 17608), (14136, 17395), (14910, 16492), (15190, 16188), (15407, 15960)]