320817456

素因数分解:

$2^4\times 3^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 160

約数和(自身を含む): 962438400

約数和(自身を除く): 641620944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 48, 54, 59, 72, 82, 108, 118, 123, 144, 164, 177, 216, 236, 246, 307, 328, 354, 369, 432, 472, 492, 531, 614, 656, 708, 738, 921, 944, 984, 1062, 1107, 1228, 1416, 1476, 1593, 1842, 1968, 2124, 2214, 2419, 2456, 2763, 2832, 2952, 3186, 3684, 4248, 4428, 4838, 4912, 5526, 5904, 6372, 7257, 7368, 8289, 8496, 8856, 9676, 11052, 12587, 12744, 14514, 14736, 16578, 17712, 18113, 19352, 21771, 22104, 25174, 25488, 29028, 33156, 36226, 37761, 38704, 43542, 44208, 50348, 54339, 58056, 65313, 66312, 72452, 75522, 87084, 100696, 108678, 113283, 116112, 130626, 132624, 144904, 151044, 163017, 174168, 201392, 217356, 226566, 261252, 289808, 302088, 326034, 339849, 348336, 434712, 453132, 489051, 522504, 604176, 652068, 679698, 742633, 869424, 906264, 978102, 1045008, 1304136, 1359396, 1485266, 1812528, 1956204, 2227899, 2608272, 2718792, 2970532, 3912408, 4455798, 5437584, 5941064, 6683697, 7824816, 8911596, 11882128, 13367394, 17823192, 20051091, 26734788, 35646384, 40102182, 53469576, 80204364, 106939152, 160408728, 320817456]

約数ペア:

[(1, 320817456), (2, 160408728), (3, 106939152), (4, 80204364), (6, 53469576), (8, 40102182), (9, 35646384), (12, 26734788), (16, 20051091), (18, 17823192), (24, 13367394), (27, 11882128), (36, 8911596), (41, 7824816), (48, 6683697), (54, 5941064), (59, 5437584), (72, 4455798), (82, 3912408), (108, 2970532), (118, 2718792), (123, 2608272), (144, 2227899), (164, 1956204), (177, 1812528), (216, 1485266), (236, 1359396), (246, 1304136), (307, 1045008), (328, 978102), (354, 906264), (369, 869424), (432, 742633), (472, 679698), (492, 652068), (531, 604176), (614, 522504), (656, 489051), (708, 453132), (738, 434712), (921, 348336), (944, 339849), (984, 326034), (1062, 302088), (1107, 289808), (1228, 261252), (1416, 226566), (1476, 217356), (1593, 201392), (1842, 174168), (1968, 163017), (2124, 151044), (2214, 144904), (2419, 132624), (2456, 130626), (2763, 116112), (2832, 113283), (2952, 108678), (3186, 100696), (3684, 87084), (4248, 75522), (4428, 72452), (4838, 66312), (4912, 65313), (5526, 58056), (5904, 54339), (6372, 50348), (7257, 44208), (7368, 43542), (8289, 38704), (8496, 37761), (8856, 36226), (9676, 33156), (11052, 29028), (12587, 25488), (12744, 25174), (14514, 22104), (14736, 21771), (16578, 19352), (17712, 18113)]