205698360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3449}}^1$

素因数の和:3541

約数の個数: 128

約数和(自身を含む): 715392000

約数和(自身を除く): 509693640

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, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3449, 3976, 4260, 4970, 5964, 6898, 7455, 8520, 9940, 10347, 11928, 13796, 14910, 17245, 19880, 20694, 24143, 27592, 29820, 34490, 41388, 48286, 51735, 59640, 68980, 72429, 82776, 96572, 103470, 120715, 137960, 144858, 193144, 206940, 241430, 244879, 289716, 362145, 413880, 482860, 489758, 579432, 724290, 734637, 965720, 979516, 1224395, 1448580, 1469274, 1714153, 1959032, 2448790, 2897160, 2938548, 3428306, 3673185, 4897580, 5142459, 5877096, 6856612, 7346370, 8570765, 9795160, 10284918, 13713224, 14692740, 17141530, 20569836, 25712295, 29385480, 34283060, 41139672, 51424590, 68566120, 102849180, 205698360]

約数ペア:

[(1, 205698360), (2, 102849180), (3, 68566120), (4, 51424590), (5, 41139672), (6, 34283060), (7, 29385480), (8, 25712295), (10, 20569836), (12, 17141530), (14, 14692740), (15, 13713224), (20, 10284918), (21, 9795160), (24, 8570765), (28, 7346370), (30, 6856612), (35, 5877096), (40, 5142459), (42, 4897580), (56, 3673185), (60, 3428306), (70, 2938548), (71, 2897160), (84, 2448790), (105, 1959032), (120, 1714153), (140, 1469274), (142, 1448580), (168, 1224395), (210, 979516), (213, 965720), (280, 734637), (284, 724290), (355, 579432), (420, 489758), (426, 482860), (497, 413880), (568, 362145), (710, 289716), (840, 244879), (852, 241430), (994, 206940), (1065, 193144), (1420, 144858), (1491, 137960), (1704, 120715), (1988, 103470), (2130, 96572), (2485, 82776), (2840, 72429), (2982, 68980), (3449, 59640), (3976, 51735), (4260, 48286), (4970, 41388), (5964, 34490), (6898, 29820), (7455, 27592), (8520, 24143), (9940, 20694), (10347, 19880), (11928, 17245), (13796, 14910)]