668799468

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{22739}}^1$

素因数の和:22811

約数の個数: 72

約数和(自身を含む): 1821019200

約数和(自身を除く): 1152219732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1548, 1634, 2451, 3268, 4902, 7353, 9804, 14706, 22739, 29412, 45478, 68217, 90956, 136434, 204651, 272868, 409302, 432041, 818604, 864082, 977777, 1296123, 1728164, 1955554, 2592246, 2933331, 3888369, 3911108, 5184492, 5866662, 7776738, 8799993, 11733324, 15553476, 17599986, 18577763, 35199972, 37155526, 55733289, 74311052, 111466578, 167199867, 222933156, 334399734, 668799468]

約数ペア:

[(1, 668799468), (2, 334399734), (3, 222933156), (4, 167199867), (6, 111466578), (9, 74311052), (12, 55733289), (18, 37155526), (19, 35199972), (36, 18577763), (38, 17599986), (43, 15553476), (57, 11733324), (76, 8799993), (86, 7776738), (114, 5866662), (129, 5184492), (171, 3911108), (172, 3888369), (228, 2933331), (258, 2592246), (342, 1955554), (387, 1728164), (516, 1296123), (684, 977777), (774, 864082), (817, 818604), (1548, 432041), (1634, 409302), (2451, 272868), (3268, 204651), (4902, 136434), (7353, 90956), (9804, 68217), (14706, 45478), (22739, 29412)]