189865620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{5581}}^1$

素因数の和:5612

約数の個数: 144

約数和(自身を含む): 682700928

約数和(自身を除く): 492835308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5581, 5670, 6804, 8505, 11162, 11340, 16743, 17010, 22324, 27905, 33486, 34020, 39067, 50229, 55810, 66972, 78134, 83715, 100458, 111620, 117201, 150687, 156268, 167430, 195335, 200916, 234402, 251145, 301374, 334860, 351603, 390670, 452061, 468804, 502290, 586005, 602748, 703206, 753435, 781340, 904122, 1004580, 1054809, 1172010, 1356183, 1406412, 1506870, 1758015, 1808244, 2109618, 2260305, 2344020, 2712366, 3013740, 3164427, 3516030, 4219236, 4520610, 5274045, 5424732, 6328854, 6780915, 7032060, 9041220, 9493281, 10548090, 12657708, 13561830, 15822135, 18986562, 21096180, 27123660, 31644270, 37973124, 47466405, 63288540, 94932810, 189865620]

約数ペア:

[(1, 189865620), (2, 94932810), (3, 63288540), (4, 47466405), (5, 37973124), (6, 31644270), (7, 27123660), (9, 21096180), (10, 18986562), (12, 15822135), (14, 13561830), (15, 12657708), (18, 10548090), (20, 9493281), (21, 9041220), (27, 7032060), (28, 6780915), (30, 6328854), (35, 5424732), (36, 5274045), (42, 4520610), (45, 4219236), (54, 3516030), (60, 3164427), (63, 3013740), (70, 2712366), (81, 2344020), (84, 2260305), (90, 2109618), (105, 1808244), (108, 1758015), (126, 1506870), (135, 1406412), (140, 1356183), (162, 1172010), (180, 1054809), (189, 1004580), (210, 904122), (243, 781340), (252, 753435), (270, 703206), (315, 602748), (324, 586005), (378, 502290), (405, 468804), (420, 452061), (486, 390670), (540, 351603), (567, 334860), (630, 301374), (756, 251145), (810, 234402), (945, 200916), (972, 195335), (1134, 167430), (1215, 156268), (1260, 150687), (1620, 117201), (1701, 111620), (1890, 100458), (2268, 83715), (2430, 78134), (2835, 66972), (3402, 55810), (3780, 50229), (4860, 39067), (5581, 34020), (5670, 33486), (6804, 27905), (8505, 22324), (11162, 17010), (11340, 16743)]