293145720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2141}}^1$

素因数の和:2325

約数の個数: 128

約数和(自身を含む): 1011709440

約数和(自身を除く): 718563720

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, 163, 168, 210, 280, 326, 420, 489, 652, 815, 840, 978, 1141, 1304, 1630, 1956, 2141, 2282, 2445, 3260, 3423, 3912, 4282, 4564, 4890, 5705, 6423, 6520, 6846, 8564, 9128, 9780, 10705, 11410, 12846, 13692, 14987, 17115, 17128, 19560, 21410, 22820, 25692, 27384, 29974, 32115, 34230, 42820, 44961, 45640, 51384, 59948, 64230, 68460, 74935, 85640, 89922, 119896, 128460, 136920, 149870, 179844, 224805, 256920, 299740, 348983, 359688, 449610, 599480, 697966, 899220, 1046949, 1395932, 1744915, 1798440, 2093898, 2442881, 2791864, 3489830, 4187796, 4885762, 5234745, 6979660, 7328643, 8375592, 9771524, 10469490, 12214405, 13959320, 14657286, 19543048, 20938980, 24428810, 29314572, 36643215, 41877960, 48857620, 58629144, 73286430, 97715240, 146572860, 293145720]

約数ペア:

[(1, 293145720), (2, 146572860), (3, 97715240), (4, 73286430), (5, 58629144), (6, 48857620), (7, 41877960), (8, 36643215), (10, 29314572), (12, 24428810), (14, 20938980), (15, 19543048), (20, 14657286), (21, 13959320), (24, 12214405), (28, 10469490), (30, 9771524), (35, 8375592), (40, 7328643), (42, 6979660), (56, 5234745), (60, 4885762), (70, 4187796), (84, 3489830), (105, 2791864), (120, 2442881), (140, 2093898), (163, 1798440), (168, 1744915), (210, 1395932), (280, 1046949), (326, 899220), (420, 697966), (489, 599480), (652, 449610), (815, 359688), (840, 348983), (978, 299740), (1141, 256920), (1304, 224805), (1630, 179844), (1956, 149870), (2141, 136920), (2282, 128460), (2445, 119896), (3260, 89922), (3423, 85640), (3912, 74935), (4282, 68460), (4564, 64230), (4890, 59948), (5705, 51384), (6423, 45640), (6520, 44961), (6846, 42820), (8564, 34230), (9128, 32115), (9780, 29974), (10705, 27384), (11410, 25692), (12846, 22820), (13692, 21410), (14987, 19560), (17115, 17128)]