51645240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3499}}^1$

素因数の和:3557

約数の個数: 96

約数和(自身を含む): 171990000

約数和(自身を除く): 120344760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 2460, 2952, 3499, 3690, 4920, 6998, 7380, 10497, 13996, 14760, 17495, 20994, 27992, 31491, 34990, 41988, 52485, 62982, 69980, 83976, 104970, 125964, 139960, 143459, 157455, 209940, 251928, 286918, 314910, 419880, 430377, 573836, 629820, 717295, 860754, 1147672, 1259640, 1291131, 1434590, 1721508, 2151885, 2582262, 2869180, 3443016, 4303770, 5164524, 5738360, 6455655, 8607540, 10329048, 12911310, 17215080, 25822620, 51645240]

約数ペア:

[(1, 51645240), (2, 25822620), (3, 17215080), (4, 12911310), (5, 10329048), (6, 8607540), (8, 6455655), (9, 5738360), (10, 5164524), (12, 4303770), (15, 3443016), (18, 2869180), (20, 2582262), (24, 2151885), (30, 1721508), (36, 1434590), (40, 1291131), (41, 1259640), (45, 1147672), (60, 860754), (72, 717295), (82, 629820), (90, 573836), (120, 430377), (123, 419880), (164, 314910), (180, 286918), (205, 251928), (246, 209940), (328, 157455), (360, 143459), (369, 139960), (410, 125964), (492, 104970), (615, 83976), (738, 69980), (820, 62982), (984, 52485), (1230, 41988), (1476, 34990), (1640, 31491), (1845, 27992), (2460, 20994), (2952, 17495), (3499, 14760), (3690, 13996), (4920, 10497), (6998, 7380)]