38993640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 136062720

約数和(自身を除く): 97069080

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 761, 840, 854, 915, 1220, 1281, 1464, 1522, 1708, 1830, 2135, 2283, 2440, 2562, 3044, 3416, 3660, 3805, 4270, 4566, 5124, 5327, 6088, 6405, 7320, 7610, 8540, 9132, 10248, 10654, 11415, 12810, 15220, 15981, 17080, 18264, 21308, 22830, 25620, 26635, 30440, 31962, 42616, 45660, 46421, 51240, 53270, 63924, 79905, 91320, 92842, 106540, 127848, 139263, 159810, 185684, 213080, 232105, 278526, 319620, 324947, 371368, 464210, 557052, 639240, 649894, 696315, 928420, 974841, 1114104, 1299788, 1392630, 1624735, 1856840, 1949682, 2599576, 2785260, 3249470, 3899364, 4874205, 5570520, 6498940, 7798728, 9748410, 12997880, 19496820, 38993640]

約数ペア:

[(1, 38993640), (2, 19496820), (3, 12997880), (4, 9748410), (5, 7798728), (6, 6498940), (7, 5570520), (8, 4874205), (10, 3899364), (12, 3249470), (14, 2785260), (15, 2599576), (20, 1949682), (21, 1856840), (24, 1624735), (28, 1392630), (30, 1299788), (35, 1114104), (40, 974841), (42, 928420), (56, 696315), (60, 649894), (61, 639240), (70, 557052), (84, 464210), (105, 371368), (120, 324947), (122, 319620), (140, 278526), (168, 232105), (183, 213080), (210, 185684), (244, 159810), (280, 139263), (305, 127848), (366, 106540), (420, 92842), (427, 91320), (488, 79905), (610, 63924), (732, 53270), (761, 51240), (840, 46421), (854, 45660), (915, 42616), (1220, 31962), (1281, 30440), (1464, 26635), (1522, 25620), (1708, 22830), (1830, 21308), (2135, 18264), (2283, 17080), (2440, 15981), (2562, 15220), (3044, 12810), (3416, 11415), (3660, 10654), (3805, 10248), (4270, 9132), (4566, 8540), (5124, 7610), (5327, 7320), (6088, 6405)]