64791840

素因数分解:

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

素因数の和:754

約数の個数: 96

約数和(自身を含む): 205208640

約数和(自身を除く): 140416800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 347, 389, 480, 694, 778, 1041, 1167, 1388, 1556, 1735, 1945, 2082, 2334, 2776, 3112, 3470, 3890, 4164, 4668, 5205, 5552, 5835, 6224, 6940, 7780, 8328, 9336, 10410, 11104, 11670, 12448, 13880, 15560, 16656, 18672, 20820, 23340, 27760, 31120, 33312, 37344, 41640, 46680, 55520, 62240, 83280, 93360, 134983, 166560, 186720, 269966, 404949, 539932, 674915, 809898, 1079864, 1349830, 1619796, 2024745, 2159728, 2699660, 3239592, 4049490, 4319456, 5399320, 6479184, 8098980, 10798640, 12958368, 16197960, 21597280, 32395920, 64791840]

約数ペア:

[(1, 64791840), (2, 32395920), (3, 21597280), (4, 16197960), (5, 12958368), (6, 10798640), (8, 8098980), (10, 6479184), (12, 5399320), (15, 4319456), (16, 4049490), (20, 3239592), (24, 2699660), (30, 2159728), (32, 2024745), (40, 1619796), (48, 1349830), (60, 1079864), (80, 809898), (96, 674915), (120, 539932), (160, 404949), (240, 269966), (347, 186720), (389, 166560), (480, 134983), (694, 93360), (778, 83280), (1041, 62240), (1167, 55520), (1388, 46680), (1556, 41640), (1735, 37344), (1945, 33312), (2082, 31120), (2334, 27760), (2776, 23340), (3112, 20820), (3470, 18672), (3890, 16656), (4164, 15560), (4668, 13880), (5205, 12448), (5552, 11670), (5835, 11104), (6224, 10410), (6940, 9336), (7780, 8328)]