397162920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 256

約数和(自身を含む): 1515386880

約数和(自身を除く): 1118223960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 53, 55, 56, 60, 66, 70, 77, 84, 88, 105, 106, 110, 120, 132, 140, 154, 159, 165, 168, 210, 212, 220, 231, 264, 265, 280, 308, 318, 330, 371, 385, 420, 424, 440, 462, 530, 583, 616, 636, 660, 742, 770, 795, 811, 840, 924, 1060, 1113, 1155, 1166, 1272, 1320, 1484, 1540, 1590, 1622, 1749, 1848, 1855, 2120, 2226, 2310, 2332, 2433, 2915, 2968, 3080, 3180, 3244, 3498, 3710, 4055, 4081, 4452, 4620, 4664, 4866, 5565, 5677, 5830, 6360, 6488, 6996, 7420, 8110, 8162, 8745, 8904, 8921, 9240, 9732, 11130, 11354, 11660, 12165, 12243, 13992, 14840, 16220, 16324, 17031, 17490, 17842, 19464, 20405, 22260, 22708, 23320, 24330, 24486, 26763, 28385, 32440, 32648, 34062, 34980, 35684, 40810, 42983, 44520, 44605, 45416, 48660, 48972, 53526, 56770, 61215, 62447, 68124, 69960, 71368, 81620, 85155, 85966, 89210, 97320, 97944, 107052, 113540, 122430, 124894, 128949, 133815, 136248, 163240, 170310, 171932, 178420, 187341, 214104, 214915, 227080, 244860, 249788, 257898, 267630, 300881, 312235, 340620, 343864, 356840, 374682, 429830, 472813, 489720, 499576, 515796, 535260, 601762, 624470, 644745, 681240, 749364, 859660, 902643, 936705, 945626, 1031592, 1070520, 1203524, 1248940, 1289490, 1418439, 1498728, 1504405, 1719320, 1805286, 1873410, 1891252, 2364065, 2407048, 2497880, 2578980, 2836878, 3008810, 3309691, 3610572, 3746820, 3782504, 4513215, 4728130, 5157960, 5673756, 6017620, 6619382, 7092195, 7221144, 7493640, 9026430, 9456260, 9929073, 11347512, 12035240, 13238764, 14184390, 16548455, 18052860, 18912520, 19858146, 26477528, 28368780, 33096910, 36105720, 39716292, 49645365, 56737560, 66193820, 79432584, 99290730, 132387640, 198581460, 397162920]

約数ペア:

[(1, 397162920), (2, 198581460), (3, 132387640), (4, 99290730), (5, 79432584), (6, 66193820), (7, 56737560), (8, 49645365), (10, 39716292), (11, 36105720), (12, 33096910), (14, 28368780), (15, 26477528), (20, 19858146), (21, 18912520), (22, 18052860), (24, 16548455), (28, 14184390), (30, 13238764), (33, 12035240), (35, 11347512), (40, 9929073), (42, 9456260), (44, 9026430), (53, 7493640), (55, 7221144), (56, 7092195), (60, 6619382), (66, 6017620), (70, 5673756), (77, 5157960), (84, 4728130), (88, 4513215), (105, 3782504), (106, 3746820), (110, 3610572), (120, 3309691), (132, 3008810), (140, 2836878), (154, 2578980), (159, 2497880), (165, 2407048), (168, 2364065), (210, 1891252), (212, 1873410), (220, 1805286), (231, 1719320), (264, 1504405), (265, 1498728), (280, 1418439), (308, 1289490), (318, 1248940), (330, 1203524), (371, 1070520), (385, 1031592), (420, 945626), (424, 936705), (440, 902643), (462, 859660), (530, 749364), (583, 681240), (616, 644745), (636, 624470), (660, 601762), (742, 535260), (770, 515796), (795, 499576), (811, 489720), (840, 472813), (924, 429830), (1060, 374682), (1113, 356840), (1155, 343864), (1166, 340620), (1272, 312235), (1320, 300881), (1484, 267630), (1540, 257898), (1590, 249788), (1622, 244860), (1749, 227080), (1848, 214915), (1855, 214104), (2120, 187341), (2226, 178420), (2310, 171932), (2332, 170310), (2433, 163240), (2915, 136248), (2968, 133815), (3080, 128949), (3180, 124894), (3244, 122430), (3498, 113540), (3710, 107052), (4055, 97944), (4081, 97320), (4452, 89210), (4620, 85966), (4664, 85155), (4866, 81620), (5565, 71368), (5677, 69960), (5830, 68124), (6360, 62447), (6488, 61215), (6996, 56770), (7420, 53526), (8110, 48972), (8162, 48660), (8745, 45416), (8904, 44605), (8921, 44520), (9240, 42983), (9732, 40810), (11130, 35684), (11354, 34980), (11660, 34062), (12165, 32648), (12243, 32440), (13992, 28385), (14840, 26763), (16220, 24486), (16324, 24330), (17031, 23320), (17490, 22708), (17842, 22260), (19464, 20405)]