72775740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 210760704

約数和(自身を除く): 137984964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 131, 141, 188, 197, 235, 262, 282, 393, 394, 470, 524, 564, 591, 655, 705, 786, 788, 940, 985, 1182, 1310, 1410, 1572, 1965, 1970, 2364, 2620, 2820, 2955, 3930, 3940, 5910, 6157, 7860, 9259, 11820, 12314, 18471, 18518, 24628, 25807, 27777, 30785, 36942, 37036, 46295, 51614, 55554, 61570, 73884, 77421, 92355, 92590, 103228, 111108, 123140, 129035, 138885, 154842, 184710, 185180, 258070, 277770, 309684, 369420, 387105, 516140, 555540, 774210, 1212929, 1548420, 2425858, 3638787, 4851716, 6064645, 7277574, 12129290, 14555148, 18193935, 24258580, 36387870, 72775740]

約数ペア:

[(1, 72775740), (2, 36387870), (3, 24258580), (4, 18193935), (5, 14555148), (6, 12129290), (10, 7277574), (12, 6064645), (15, 4851716), (20, 3638787), (30, 2425858), (47, 1548420), (60, 1212929), (94, 774210), (131, 555540), (141, 516140), (188, 387105), (197, 369420), (235, 309684), (262, 277770), (282, 258070), (393, 185180), (394, 184710), (470, 154842), (524, 138885), (564, 129035), (591, 123140), (655, 111108), (705, 103228), (786, 92590), (788, 92355), (940, 77421), (985, 73884), (1182, 61570), (1310, 55554), (1410, 51614), (1572, 46295), (1965, 37036), (1970, 36942), (2364, 30785), (2620, 27777), (2820, 25807), (2955, 24628), (3930, 18518), (3940, 18471), (5910, 12314), (6157, 11820), (7860, 9259)]