72468060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{157}}^2$

素因数の和:340

約数の個数: 108

約数和(自身を含む): 237551832

約数和(自身を除く): 165083772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 157, 196, 210, 245, 294, 314, 420, 471, 490, 588, 628, 735, 785, 942, 980, 1099, 1470, 1570, 1884, 2198, 2355, 2940, 3140, 3297, 4396, 4710, 5495, 6594, 7693, 9420, 10990, 13188, 15386, 16485, 21980, 23079, 24649, 30772, 32970, 38465, 46158, 49298, 65940, 73947, 76930, 92316, 98596, 115395, 123245, 147894, 153860, 172543, 230790, 246490, 295788, 345086, 369735, 461580, 492980, 517629, 690172, 739470, 862715, 1035258, 1207801, 1478940, 1725430, 2070516, 2415602, 2588145, 3450860, 3623403, 4831204, 5176290, 6039005, 7246806, 10352580, 12078010, 14493612, 18117015, 24156020, 36234030, 72468060]

約数ペア:

[(1, 72468060), (2, 36234030), (3, 24156020), (4, 18117015), (5, 14493612), (6, 12078010), (7, 10352580), (10, 7246806), (12, 6039005), (14, 5176290), (15, 4831204), (20, 3623403), (21, 3450860), (28, 2588145), (30, 2415602), (35, 2070516), (42, 1725430), (49, 1478940), (60, 1207801), (70, 1035258), (84, 862715), (98, 739470), (105, 690172), (140, 517629), (147, 492980), (157, 461580), (196, 369735), (210, 345086), (245, 295788), (294, 246490), (314, 230790), (420, 172543), (471, 153860), (490, 147894), (588, 123245), (628, 115395), (735, 98596), (785, 92316), (942, 76930), (980, 73947), (1099, 65940), (1470, 49298), (1570, 46158), (1884, 38465), (2198, 32970), (2355, 30772), (2940, 24649), (3140, 23079), (3297, 21980), (4396, 16485), (4710, 15386), (5495, 13188), (6594, 10990), (7693, 9420)]