141647680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 354055680

約数和(自身を除く): 212408000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 131, 155, 160, 218, 248, 262, 310, 320, 436, 496, 524, 545, 620, 655, 872, 992, 1048, 1090, 1240, 1310, 1744, 1984, 2096, 2180, 2480, 2620, 3379, 3488, 4061, 4192, 4360, 4960, 5240, 6758, 6976, 8122, 8384, 8720, 9920, 10480, 13516, 14279, 16244, 16895, 17440, 20305, 20960, 27032, 28558, 32488, 33790, 34880, 40610, 41920, 54064, 57116, 64976, 67580, 71395, 81220, 108128, 114232, 129952, 135160, 142790, 162440, 216256, 228464, 259904, 270320, 285580, 324880, 442649, 456928, 540640, 571160, 649760, 885298, 913856, 1081280, 1142320, 1299520, 1770596, 2213245, 2284640, 3541192, 4426490, 4569280, 7082384, 8852980, 14164768, 17705960, 28329536, 35411920, 70823840, 141647680]

約数ペア:

[(1, 141647680), (2, 70823840), (4, 35411920), (5, 28329536), (8, 17705960), (10, 14164768), (16, 8852980), (20, 7082384), (31, 4569280), (32, 4426490), (40, 3541192), (62, 2284640), (64, 2213245), (80, 1770596), (109, 1299520), (124, 1142320), (131, 1081280), (155, 913856), (160, 885298), (218, 649760), (248, 571160), (262, 540640), (310, 456928), (320, 442649), (436, 324880), (496, 285580), (524, 270320), (545, 259904), (620, 228464), (655, 216256), (872, 162440), (992, 142790), (1048, 135160), (1090, 129952), (1240, 114232), (1310, 108128), (1744, 81220), (1984, 71395), (2096, 67580), (2180, 64976), (2480, 57116), (2620, 54064), (3379, 41920), (3488, 40610), (4061, 34880), (4192, 33790), (4360, 32488), (4960, 28558), (5240, 27032), (6758, 20960), (6976, 20305), (8122, 17440), (8384, 16895), (8720, 16244), (9920, 14279), (10480, 13516)]