20172528600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{12347}}^1$

素因数の和:12762

約数の個数: 192

約数和(自身を含む): 71657913600

約数和(自身を除く): 51485385000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 389, 420, 525, 600, 700, 778, 840, 1050, 1167, 1400, 1556, 1945, 2100, 2334, 2723, 3112, 3890, 4200, 4668, 5446, 5835, 7780, 8169, 9336, 9725, 10892, 11670, 12347, 13615, 15560, 16338, 19450, 21784, 23340, 24694, 27230, 29175, 32676, 37041, 38900, 40845, 46680, 49388, 54460, 58350, 61735, 65352, 68075, 74082, 77800, 81690, 86429, 98776, 108920, 116700, 123470, 136150, 148164, 163380, 172858, 185205, 204225, 233400, 246940, 259287, 272300, 296328, 308675, 326760, 345716, 370410, 408450, 432145, 493880, 518574, 544600, 617350, 691432, 740820, 816900, 864290, 926025, 1037148, 1234700, 1296435, 1481640, 1633800, 1728580, 1852050, 2074296, 2160725, 2469400, 2592870, 3457160, 3704100, 4321450, 4802983, 5185740, 6482175, 7408200, 8642900, 9605966, 10371480, 12964350, 14408949, 17285800, 19211932, 24014915, 25928700, 28817898, 33620881, 38423864, 48029830, 51857400, 57635796, 67241762, 72044745, 96059660, 100862643, 115271592, 120074575, 134483524, 144089490, 168104405, 192119320, 201725286, 240149150, 268967048, 288178980, 336208810, 360223725, 403450572, 480298300, 504313215, 576357960, 672417620, 720447450, 806901144, 840522025, 960596600, 1008626430, 1344835240, 1440894900, 1681044050, 2017252860, 2521566075, 2881789800, 3362088100, 4034505720, 5043132150, 6724176200, 10086264300, 20172528600]

約数ペア:

[(1, 20172528600), (2, 10086264300), (3, 6724176200), (4, 5043132150), (5, 4034505720), (6, 3362088100), (7, 2881789800), (8, 2521566075), (10, 2017252860), (12, 1681044050), (14, 1440894900), (15, 1344835240), (20, 1008626430), (21, 960596600), (24, 840522025), (25, 806901144), (28, 720447450), (30, 672417620), (35, 576357960), (40, 504313215), (42, 480298300), (50, 403450572), (56, 360223725), (60, 336208810), (70, 288178980), (75, 268967048), (84, 240149150), (100, 201725286), (105, 192119320), (120, 168104405), (140, 144089490), (150, 134483524), (168, 120074575), (175, 115271592), (200, 100862643), (210, 96059660), (280, 72044745), (300, 67241762), (350, 57635796), (389, 51857400), (420, 48029830), (525, 38423864), (600, 33620881), (700, 28817898), (778, 25928700), (840, 24014915), (1050, 19211932), (1167, 17285800), (1400, 14408949), (1556, 12964350), (1945, 10371480), (2100, 9605966), (2334, 8642900), (2723, 7408200), (3112, 6482175), (3890, 5185740), (4200, 4802983), (4668, 4321450), (5446, 3704100), (5835, 3457160), (7780, 2592870), (8169, 2469400), (9336, 2160725), (9725, 2074296), (10892, 1852050), (11670, 1728580), (12347, 1633800), (13615, 1481640), (15560, 1296435), (16338, 1234700), (19450, 1037148), (21784, 926025), (23340, 864290), (24694, 816900), (27230, 740820), (29175, 691432), (32676, 617350), (37041, 544600), (38900, 518574), (40845, 493880), (46680, 432145), (49388, 408450), (54460, 370410), (58350, 345716), (61735, 326760), (65352, 308675), (68075, 296328), (74082, 272300), (77800, 259287), (81690, 246940), (86429, 233400), (98776, 204225), (108920, 185205), (116700, 172858), (123470, 163380), (136150, 148164)]