311479272

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 951350400

約数和(自身を除く): 639871128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 43, 52, 71, 72, 78, 86, 104, 109, 117, 129, 142, 156, 172, 213, 218, 234, 258, 284, 312, 327, 344, 387, 426, 436, 468, 516, 559, 568, 639, 654, 774, 852, 872, 923, 936, 981, 1032, 1118, 1278, 1308, 1417, 1548, 1677, 1704, 1846, 1962, 2236, 2556, 2616, 2769, 2834, 3053, 3096, 3354, 3692, 3924, 4251, 4472, 4687, 5031, 5112, 5538, 5668, 6106, 6708, 7384, 7739, 7848, 8307, 8502, 9159, 9374, 10062, 11076, 11336, 12212, 12753, 13416, 14061, 15478, 16614, 17004, 18318, 18748, 20124, 22152, 23217, 24424, 25506, 27477, 28122, 30956, 33228, 34008, 36636, 37496, 39689, 40248, 42183, 46434, 51012, 54954, 56244, 60931, 61912, 66456, 69651, 73272, 79378, 84366, 92868, 100607, 102024, 109908, 112488, 119067, 121862, 139302, 158756, 168732, 182793, 185736, 201214, 219816, 238134, 243724, 278604, 301821, 317512, 332777, 337464, 357201, 365586, 402428, 476268, 487448, 548379, 557208, 603642, 665554, 714402, 731172, 804856, 905463, 952536, 998331, 1096758, 1207284, 1331108, 1428804, 1462344, 1810926, 1996662, 2193516, 2414568, 2662216, 2857608, 2994993, 3621852, 3993324, 4326101, 4387032, 5989986, 7243704, 7986648, 8652202, 11979972, 12978303, 17304404, 23959944, 25956606, 34608808, 38934909, 51913212, 77869818, 103826424, 155739636, 311479272]

約数ペア:

[(1, 311479272), (2, 155739636), (3, 103826424), (4, 77869818), (6, 51913212), (8, 38934909), (9, 34608808), (12, 25956606), (13, 23959944), (18, 17304404), (24, 12978303), (26, 11979972), (36, 8652202), (39, 7986648), (43, 7243704), (52, 5989986), (71, 4387032), (72, 4326101), (78, 3993324), (86, 3621852), (104, 2994993), (109, 2857608), (117, 2662216), (129, 2414568), (142, 2193516), (156, 1996662), (172, 1810926), (213, 1462344), (218, 1428804), (234, 1331108), (258, 1207284), (284, 1096758), (312, 998331), (327, 952536), (344, 905463), (387, 804856), (426, 731172), (436, 714402), (468, 665554), (516, 603642), (559, 557208), (568, 548379), (639, 487448), (654, 476268), (774, 402428), (852, 365586), (872, 357201), (923, 337464), (936, 332777), (981, 317512), (1032, 301821), (1118, 278604), (1278, 243724), (1308, 238134), (1417, 219816), (1548, 201214), (1677, 185736), (1704, 182793), (1846, 168732), (1962, 158756), (2236, 139302), (2556, 121862), (2616, 119067), (2769, 112488), (2834, 109908), (3053, 102024), (3096, 100607), (3354, 92868), (3692, 84366), (3924, 79378), (4251, 73272), (4472, 69651), (4687, 66456), (5031, 61912), (5112, 60931), (5538, 56244), (5668, 54954), (6106, 51012), (6708, 46434), (7384, 42183), (7739, 40248), (7848, 39689), (8307, 37496), (8502, 36636), (9159, 34008), (9374, 33228), (10062, 30956), (11076, 28122), (11336, 27477), (12212, 25506), (12753, 24424), (13416, 23217), (14061, 22152), (15478, 20124), (16614, 18748), (17004, 18318)]