247047804

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 693288960

約数和(自身を除く): 446241156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 61, 62, 76, 93, 114, 122, 124, 171, 183, 186, 191, 228, 244, 279, 342, 366, 372, 382, 549, 558, 573, 589, 684, 732, 764, 1098, 1116, 1146, 1159, 1178, 1719, 1767, 1891, 2196, 2292, 2318, 2356, 3438, 3477, 3534, 3629, 3782, 4636, 5301, 5673, 5921, 6876, 6954, 7068, 7258, 7564, 10431, 10602, 10887, 11346, 11651, 11842, 13908, 14516, 17019, 17763, 20862, 21204, 21774, 22692, 23302, 23684, 32661, 34038, 34953, 35526, 35929, 41724, 43548, 46604, 53289, 65322, 68076, 69906, 71052, 71858, 104859, 106578, 107787, 112499, 130644, 139812, 143716, 209718, 213156, 215574, 221369, 224998, 323361, 337497, 361181, 419436, 431148, 442738, 449996, 646722, 664107, 674994, 722362, 885476, 1012491, 1083543, 1293444, 1328214, 1349988, 1444724, 1992321, 2024982, 2167086, 2656428, 3250629, 3984642, 4049964, 4334172, 6501258, 6862439, 7969284, 13002516, 13724878, 20587317, 27449756, 41174634, 61761951, 82349268, 123523902, 247047804]

約数ペア:

[(1, 247047804), (2, 123523902), (3, 82349268), (4, 61761951), (6, 41174634), (9, 27449756), (12, 20587317), (18, 13724878), (19, 13002516), (31, 7969284), (36, 6862439), (38, 6501258), (57, 4334172), (61, 4049964), (62, 3984642), (76, 3250629), (93, 2656428), (114, 2167086), (122, 2024982), (124, 1992321), (171, 1444724), (183, 1349988), (186, 1328214), (191, 1293444), (228, 1083543), (244, 1012491), (279, 885476), (342, 722362), (366, 674994), (372, 664107), (382, 646722), (549, 449996), (558, 442738), (573, 431148), (589, 419436), (684, 361181), (732, 337497), (764, 323361), (1098, 224998), (1116, 221369), (1146, 215574), (1159, 213156), (1178, 209718), (1719, 143716), (1767, 139812), (1891, 130644), (2196, 112499), (2292, 107787), (2318, 106578), (2356, 104859), (3438, 71858), (3477, 71052), (3534, 69906), (3629, 68076), (3782, 65322), (4636, 53289), (5301, 46604), (5673, 43548), (5921, 41724), (6876, 35929), (6954, 35526), (7068, 34953), (7258, 34038), (7564, 32661), (10431, 23684), (10602, 23302), (10887, 22692), (11346, 21774), (11651, 21204), (11842, 20862), (13908, 17763), (14516, 17019)]