1997790288

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:937

約数の個数: 160

約数和(自身を含む): 5786296320

約数和(自身を除く): 3788506032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 139, 156, 186, 208, 248, 278, 312, 372, 403, 417, 496, 556, 624, 743, 744, 806, 834, 1112, 1209, 1486, 1488, 1612, 1668, 1807, 2224, 2229, 2418, 2972, 3224, 3336, 3614, 4309, 4458, 4836, 5421, 5944, 6448, 6672, 7228, 8618, 8916, 9659, 9672, 10842, 11888, 12927, 14456, 17236, 17832, 19318, 19344, 21684, 23033, 25854, 28912, 28977, 34472, 35664, 38636, 43368, 46066, 51708, 56017, 57954, 68944, 69099, 77272, 86736, 92132, 103277, 103416, 112034, 115908, 138198, 154544, 168051, 184264, 206554, 206832, 224068, 231816, 276396, 299429, 309831, 336102, 368528, 413108, 448136, 463632, 552792, 598858, 619662, 672204, 826216, 896272, 898287, 1105584, 1197716, 1239324, 1342601, 1344408, 1652432, 1796574, 2395432, 2478648, 2685202, 2688816, 3201587, 3593148, 4027803, 4790864, 4957296, 5370404, 6403174, 7186296, 8055606, 9604761, 10740808, 12806348, 14372592, 16111212, 19209522, 21481616, 25612696, 32222424, 38419044, 41620631, 51225392, 64444848, 76838088, 83241262, 124861893, 153676176, 166482524, 249723786, 332965048, 499447572, 665930096, 998895144, 1997790288]

約数ペア:

[(1, 1997790288), (2, 998895144), (3, 665930096), (4, 499447572), (6, 332965048), (8, 249723786), (12, 166482524), (13, 153676176), (16, 124861893), (24, 83241262), (26, 76838088), (31, 64444848), (39, 51225392), (48, 41620631), (52, 38419044), (62, 32222424), (78, 25612696), (93, 21481616), (104, 19209522), (124, 16111212), (139, 14372592), (156, 12806348), (186, 10740808), (208, 9604761), (248, 8055606), (278, 7186296), (312, 6403174), (372, 5370404), (403, 4957296), (417, 4790864), (496, 4027803), (556, 3593148), (624, 3201587), (743, 2688816), (744, 2685202), (806, 2478648), (834, 2395432), (1112, 1796574), (1209, 1652432), (1486, 1344408), (1488, 1342601), (1612, 1239324), (1668, 1197716), (1807, 1105584), (2224, 898287), (2229, 896272), (2418, 826216), (2972, 672204), (3224, 619662), (3336, 598858), (3614, 552792), (4309, 463632), (4458, 448136), (4836, 413108), (5421, 368528), (5944, 336102), (6448, 309831), (6672, 299429), (7228, 276396), (8618, 231816), (8916, 224068), (9659, 206832), (9672, 206554), (10842, 184264), (11888, 168051), (12927, 154544), (14456, 138198), (17236, 115908), (17832, 112034), (19318, 103416), (19344, 103277), (21684, 92132), (23033, 86736), (25854, 77272), (28912, 69099), (28977, 68944), (34472, 57954), (35664, 56017), (38636, 51708), (43368, 46066)]