161979600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{347}}^1\times {\mathrm{389}}^1$

素因数の和:757

約数の個数: 120

約数和(自身を含む): 521707680

約数和(自身を除く): 359728080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 347, 389, 400, 600, 694, 778, 1041, 1167, 1200, 1388, 1556, 1735, 1945, 2082, 2334, 2776, 3112, 3470, 3890, 4164, 4668, 5205, 5552, 5835, 6224, 6940, 7780, 8328, 8675, 9336, 9725, 10410, 11670, 13880, 15560, 16656, 17350, 18672, 19450, 20820, 23340, 26025, 27760, 29175, 31120, 34700, 38900, 41640, 46680, 52050, 58350, 69400, 77800, 83280, 93360, 104100, 116700, 134983, 138800, 155600, 208200, 233400, 269966, 404949, 416400, 466800, 539932, 674915, 809898, 1079864, 1349830, 1619796, 2024745, 2159728, 2699660, 3239592, 3374575, 4049490, 5399320, 6479184, 6749150, 8098980, 10123725, 10798640, 13498300, 16197960, 20247450, 26996600, 32395920, 40494900, 53993200, 80989800, 161979600]

約数ペア:

[(1, 161979600), (2, 80989800), (3, 53993200), (4, 40494900), (5, 32395920), (6, 26996600), (8, 20247450), (10, 16197960), (12, 13498300), (15, 10798640), (16, 10123725), (20, 8098980), (24, 6749150), (25, 6479184), (30, 5399320), (40, 4049490), (48, 3374575), (50, 3239592), (60, 2699660), (75, 2159728), (80, 2024745), (100, 1619796), (120, 1349830), (150, 1079864), (200, 809898), (240, 674915), (300, 539932), (347, 466800), (389, 416400), (400, 404949), (600, 269966), (694, 233400), (778, 208200), (1041, 155600), (1167, 138800), (1200, 134983), (1388, 116700), (1556, 104100), (1735, 93360), (1945, 83280), (2082, 77800), (2334, 69400), (2776, 58350), (3112, 52050), (3470, 46680), (3890, 41640), (4164, 38900), (4668, 34700), (5205, 31120), (5552, 29175), (5835, 27760), (6224, 26025), (6940, 23340), (7780, 20820), (8328, 19450), (8675, 18672), (9336, 17350), (9725, 16656), (10410, 15560), (11670, 13880)]