18879480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{5827}}^1$

素因数の和:5850

約数の個数: 80

約数和(自身を含む): 63466920

約数和(自身を除く): 44587440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 5827, 11654, 17481, 23308, 29135, 34962, 46616, 52443, 58270, 69924, 87405, 104886, 116540, 139848, 157329, 174810, 209772, 233080, 262215, 314658, 349620, 419544, 471987, 524430, 629316, 699240, 786645, 943974, 1048860, 1258632, 1573290, 1887948, 2097720, 2359935, 3146580, 3775896, 4719870, 6293160, 9439740, 18879480]

約数ペア:

[(1, 18879480), (2, 9439740), (3, 6293160), (4, 4719870), (5, 3775896), (6, 3146580), (8, 2359935), (9, 2097720), (10, 1887948), (12, 1573290), (15, 1258632), (18, 1048860), (20, 943974), (24, 786645), (27, 699240), (30, 629316), (36, 524430), (40, 471987), (45, 419544), (54, 349620), (60, 314658), (72, 262215), (81, 233080), (90, 209772), (108, 174810), (120, 157329), (135, 139848), (162, 116540), (180, 104886), (216, 87405), (270, 69924), (324, 58270), (360, 52443), (405, 46616), (540, 34962), (648, 29135), (810, 23308), (1080, 17481), (1620, 11654), (3240, 5827)]