71355480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{84947}}^1$

素因数の和:84968

約数の個数: 64

約数和(自身を含む): 244650240

約数和(自身を除く): 173294760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 84947, 169894, 254841, 339788, 424735, 509682, 594629, 679576, 849470, 1019364, 1189258, 1274205, 1698940, 1783887, 2038728, 2378516, 2548410, 2973145, 3397880, 3567774, 4757032, 5096820, 5946290, 7135548, 8919435, 10193640, 11892580, 14271096, 17838870, 23785160, 35677740, 71355480]

約数ペア:

[(1, 71355480), (2, 35677740), (3, 23785160), (4, 17838870), (5, 14271096), (6, 11892580), (7, 10193640), (8, 8919435), (10, 7135548), (12, 5946290), (14, 5096820), (15, 4757032), (20, 3567774), (21, 3397880), (24, 2973145), (28, 2548410), (30, 2378516), (35, 2038728), (40, 1783887), (42, 1698940), (56, 1274205), (60, 1189258), (70, 1019364), (84, 849470), (105, 679576), (120, 594629), (140, 509682), (168, 424735), (210, 339788), (280, 254841), (420, 169894), (840, 84947)]