142378880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:608

約数の個数: 128

約数和(自身を含む): 396135360

約数和(自身を除く): 253756480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 521, 560, 610, 640, 854, 896, 976, 1042, 1120, 1220, 1708, 1952, 2084, 2135, 2240, 2440, 2605, 3416, 3647, 3904, 4168, 4270, 4480, 4880, 5210, 6832, 7294, 7808, 8336, 8540, 9760, 10420, 13664, 14588, 16672, 17080, 18235, 19520, 20840, 27328, 29176, 31781, 33344, 34160, 36470, 39040, 41680, 54656, 58352, 63562, 66688, 68320, 72940, 83360, 116704, 127124, 136640, 145880, 158905, 166720, 222467, 233408, 254248, 273280, 291760, 317810, 333440, 444934, 466816, 508496, 583520, 635620, 889868, 1016992, 1112335, 1167040, 1271240, 1779736, 2033984, 2224670, 2334080, 2542480, 3559472, 4067968, 4449340, 5084960, 7118944, 8898680, 10169920, 14237888, 17797360, 20339840, 28475776, 35594720, 71189440, 142378880]

約数ペア:

[(1, 142378880), (2, 71189440), (4, 35594720), (5, 28475776), (7, 20339840), (8, 17797360), (10, 14237888), (14, 10169920), (16, 8898680), (20, 7118944), (28, 5084960), (32, 4449340), (35, 4067968), (40, 3559472), (56, 2542480), (61, 2334080), (64, 2224670), (70, 2033984), (80, 1779736), (112, 1271240), (122, 1167040), (128, 1112335), (140, 1016992), (160, 889868), (224, 635620), (244, 583520), (280, 508496), (305, 466816), (320, 444934), (427, 333440), (448, 317810), (488, 291760), (521, 273280), (560, 254248), (610, 233408), (640, 222467), (854, 166720), (896, 158905), (976, 145880), (1042, 136640), (1120, 127124), (1220, 116704), (1708, 83360), (1952, 72940), (2084, 68320), (2135, 66688), (2240, 63562), (2440, 58352), (2605, 54656), (3416, 41680), (3647, 39040), (3904, 36470), (4168, 34160), (4270, 33344), (4480, 31781), (4880, 29176), (5210, 27328), (6832, 20840), (7294, 19520), (7808, 18235), (8336, 17080), (8540, 16672), (9760, 14588), (10420, 13664)]