400320918

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:738

約数の個数: 96

約数和(自身を含む): 959462400

約数和(自身を除く): 559141482

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 61, 62, 93, 114, 122, 171, 183, 186, 279, 342, 366, 549, 558, 589, 619, 1098, 1159, 1178, 1238, 1767, 1857, 1891, 2318, 3477, 3534, 3714, 3782, 5301, 5571, 5673, 6954, 10431, 10602, 11142, 11346, 11761, 17019, 19189, 20862, 23522, 34038, 35283, 35929, 37759, 38378, 57567, 70566, 71858, 75518, 105849, 107787, 113277, 115134, 172701, 211698, 215574, 226554, 323361, 339831, 345402, 364591, 646722, 679662, 717421, 729182, 1093773, 1170529, 1434842, 2152263, 2187546, 2341058, 3281319, 3511587, 4304526, 6456789, 6562638, 7023174, 10534761, 12913578, 21069522, 22240051, 44480102, 66720153, 133440306, 200160459, 400320918]

約数ペア:

[(1, 400320918), (2, 200160459), (3, 133440306), (6, 66720153), (9, 44480102), (18, 22240051), (19, 21069522), (31, 12913578), (38, 10534761), (57, 7023174), (61, 6562638), (62, 6456789), (93, 4304526), (114, 3511587), (122, 3281319), (171, 2341058), (183, 2187546), (186, 2152263), (279, 1434842), (342, 1170529), (366, 1093773), (549, 729182), (558, 717421), (589, 679662), (619, 646722), (1098, 364591), (1159, 345402), (1178, 339831), (1238, 323361), (1767, 226554), (1857, 215574), (1891, 211698), (2318, 172701), (3477, 115134), (3534, 113277), (3714, 107787), (3782, 105849), (5301, 75518), (5571, 71858), (5673, 70566), (6954, 57567), (10431, 38378), (10602, 37759), (11142, 35929), (11346, 35283), (11761, 34038), (17019, 23522), (19189, 20862)]