312818520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 256

約数和(自身を含む): 1137991680

約数和(自身を除く): 825173160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 56, 60, 62, 70, 82, 84, 93, 105, 120, 123, 124, 140, 155, 164, 168, 186, 205, 210, 217, 246, 248, 280, 287, 293, 310, 328, 372, 410, 420, 434, 465, 492, 574, 586, 615, 620, 651, 744, 820, 840, 861, 868, 879, 930, 984, 1085, 1148, 1172, 1230, 1240, 1271, 1302, 1435, 1465, 1640, 1722, 1736, 1758, 1860, 2051, 2170, 2296, 2344, 2460, 2542, 2604, 2870, 2930, 3255, 3444, 3516, 3720, 3813, 4102, 4305, 4340, 4395, 4920, 5084, 5208, 5740, 5860, 6153, 6355, 6510, 6888, 7032, 7626, 8204, 8610, 8680, 8790, 8897, 9083, 10168, 10255, 11480, 11720, 12013, 12306, 12710, 13020, 15252, 16408, 17220, 17580, 17794, 18166, 19065, 20510, 24026, 24612, 25420, 26040, 26691, 27249, 30504, 30765, 34440, 35160, 35588, 36039, 36332, 38130, 41020, 44485, 45415, 48052, 49224, 50840, 53382, 54498, 60065, 61530, 63581, 71176, 72078, 72664, 76260, 82040, 84091, 88970, 90830, 96104, 106764, 108996, 120130, 123060, 127162, 133455, 136245, 144156, 152520, 168182, 177940, 180195, 181660, 190743, 213528, 217992, 240260, 246120, 252273, 254324, 266910, 272490, 288312, 317905, 336364, 355880, 360390, 363320, 372403, 381486, 420455, 480520, 504546, 508648, 533820, 544980, 635810, 672728, 720780, 744806, 762972, 840910, 953715, 1009092, 1067640, 1089960, 1117209, 1261365, 1271620, 1441560, 1489612, 1525944, 1681820, 1862015, 1907430, 2018184, 2234418, 2522730, 2543240, 2606821, 2979224, 3363640, 3724030, 3814860, 4468836, 5045460, 5213642, 5586045, 7448060, 7629720, 7820463, 8937672, 10090920, 10427284, 11172090, 13034105, 14896120, 15640926, 20854568, 22344180, 26068210, 31281852, 39102315, 44688360, 52136420, 62563704, 78204630, 104272840, 156409260, 312818520]

約数ペア:

[(1, 312818520), (2, 156409260), (3, 104272840), (4, 78204630), (5, 62563704), (6, 52136420), (7, 44688360), (8, 39102315), (10, 31281852), (12, 26068210), (14, 22344180), (15, 20854568), (20, 15640926), (21, 14896120), (24, 13034105), (28, 11172090), (30, 10427284), (31, 10090920), (35, 8937672), (40, 7820463), (41, 7629720), (42, 7448060), (56, 5586045), (60, 5213642), (62, 5045460), (70, 4468836), (82, 3814860), (84, 3724030), (93, 3363640), (105, 2979224), (120, 2606821), (123, 2543240), (124, 2522730), (140, 2234418), (155, 2018184), (164, 1907430), (168, 1862015), (186, 1681820), (205, 1525944), (210, 1489612), (217, 1441560), (246, 1271620), (248, 1261365), (280, 1117209), (287, 1089960), (293, 1067640), (310, 1009092), (328, 953715), (372, 840910), (410, 762972), (420, 744806), (434, 720780), (465, 672728), (492, 635810), (574, 544980), (586, 533820), (615, 508648), (620, 504546), (651, 480520), (744, 420455), (820, 381486), (840, 372403), (861, 363320), (868, 360390), (879, 355880), (930, 336364), (984, 317905), (1085, 288312), (1148, 272490), (1172, 266910), (1230, 254324), (1240, 252273), (1271, 246120), (1302, 240260), (1435, 217992), (1465, 213528), (1640, 190743), (1722, 181660), (1736, 180195), (1758, 177940), (1860, 168182), (2051, 152520), (2170, 144156), (2296, 136245), (2344, 133455), (2460, 127162), (2542, 123060), (2604, 120130), (2870, 108996), (2930, 106764), (3255, 96104), (3444, 90830), (3516, 88970), (3720, 84091), (3813, 82040), (4102, 76260), (4305, 72664), (4340, 72078), (4395, 71176), (4920, 63581), (5084, 61530), (5208, 60065), (5740, 54498), (5860, 53382), (6153, 50840), (6355, 49224), (6510, 48052), (6888, 45415), (7032, 44485), (7626, 41020), (8204, 38130), (8610, 36332), (8680, 36039), (8790, 35588), (8897, 35160), (9083, 34440), (10168, 30765), (10255, 30504), (11480, 27249), (11720, 26691), (12013, 26040), (12306, 25420), (12710, 24612), (13020, 24026), (15252, 20510), (16408, 19065), (17220, 18166), (17580, 17794)]