72885240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3319}}^1$

素因数の和:3397

約数の個数: 96

約数和(自身を含む): 240832800

約数和(自身を除く): 167947560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3319, 3660, 4392, 5490, 6638, 7320, 9957, 10980, 13276, 16595, 19914, 21960, 26552, 29871, 33190, 39828, 49785, 59742, 66380, 79656, 99570, 119484, 132760, 149355, 199140, 202459, 238968, 298710, 398280, 404918, 597420, 607377, 809836, 1012295, 1194840, 1214754, 1619672, 1822131, 2024590, 2429508, 3036885, 3644262, 4049180, 4859016, 6073770, 7288524, 8098360, 9110655, 12147540, 14577048, 18221310, 24295080, 36442620, 72885240]

約数ペア:

[(1, 72885240), (2, 36442620), (3, 24295080), (4, 18221310), (5, 14577048), (6, 12147540), (8, 9110655), (9, 8098360), (10, 7288524), (12, 6073770), (15, 4859016), (18, 4049180), (20, 3644262), (24, 3036885), (30, 2429508), (36, 2024590), (40, 1822131), (45, 1619672), (60, 1214754), (61, 1194840), (72, 1012295), (90, 809836), (120, 607377), (122, 597420), (180, 404918), (183, 398280), (244, 298710), (305, 238968), (360, 202459), (366, 199140), (488, 149355), (549, 132760), (610, 119484), (732, 99570), (915, 79656), (1098, 66380), (1220, 59742), (1464, 49785), (1830, 39828), (2196, 33190), (2440, 29871), (2745, 26552), (3319, 21960), (3660, 19914), (4392, 16595), (5490, 13276), (6638, 10980), (7320, 9957)]