521993640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{7487}}^1$

素因数の和:7591

約数の個数: 128

約数和(自身を含む): 1811496960

約数和(自身を除く): 1289503320

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, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3320, 3486, 4648, 4980, 5810, 6972, 7487, 8715, 9960, 11620, 13944, 14974, 17430, 22461, 23240, 29948, 34860, 37435, 44922, 52409, 59896, 69720, 74870, 89844, 104818, 112305, 149740, 157227, 179688, 209636, 224610, 262045, 299480, 314454, 419272, 449220, 524090, 621421, 628908, 786135, 898440, 1048180, 1242842, 1257816, 1572270, 1864263, 2096360, 2485684, 3107105, 3144540, 3728526, 4349947, 4971368, 6214210, 6289080, 7457052, 8699894, 9321315, 12428420, 13049841, 14914104, 17399788, 18642630, 21749735, 24856840, 26099682, 34799576, 37285260, 43499470, 52199364, 65249205, 74570520, 86998940, 104398728, 130498410, 173997880, 260996820, 521993640]

約数ペア:

[(1, 521993640), (2, 260996820), (3, 173997880), (4, 130498410), (5, 104398728), (6, 86998940), (7, 74570520), (8, 65249205), (10, 52199364), (12, 43499470), (14, 37285260), (15, 34799576), (20, 26099682), (21, 24856840), (24, 21749735), (28, 18642630), (30, 17399788), (35, 14914104), (40, 13049841), (42, 12428420), (56, 9321315), (60, 8699894), (70, 7457052), (83, 6289080), (84, 6214210), (105, 4971368), (120, 4349947), (140, 3728526), (166, 3144540), (168, 3107105), (210, 2485684), (249, 2096360), (280, 1864263), (332, 1572270), (415, 1257816), (420, 1242842), (498, 1048180), (581, 898440), (664, 786135), (830, 628908), (840, 621421), (996, 524090), (1162, 449220), (1245, 419272), (1660, 314454), (1743, 299480), (1992, 262045), (2324, 224610), (2490, 209636), (2905, 179688), (3320, 157227), (3486, 149740), (4648, 112305), (4980, 104818), (5810, 89844), (6972, 74870), (7487, 69720), (8715, 59896), (9960, 52409), (11620, 44922), (13944, 37435), (14974, 34860), (17430, 29948), (22461, 23240)]