7440146820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{6709}}^1$

素因数の和:6886

約数の個数: 144

約数和(自身を含む): 23168985840

約数和(自身を除く): 15728839020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 101, 122, 180, 183, 202, 244, 303, 305, 366, 404, 505, 549, 606, 610, 732, 909, 915, 1010, 1098, 1212, 1220, 1515, 1818, 1830, 2020, 2196, 2745, 3030, 3636, 3660, 4545, 5490, 6060, 6161, 6709, 9090, 10980, 12322, 13418, 18180, 18483, 20127, 24644, 26836, 30805, 33545, 36966, 40254, 55449, 60381, 61610, 67090, 73932, 80508, 92415, 100635, 110898, 120762, 123220, 134180, 184830, 201270, 221796, 241524, 277245, 301905, 369660, 402540, 409249, 554490, 603810, 677609, 818498, 1108980, 1207620, 1227747, 1355218, 1636996, 2032827, 2046245, 2455494, 2710436, 3388045, 3683241, 4065654, 4092490, 4910988, 6098481, 6138735, 6776090, 7366482, 8131308, 8184980, 10164135, 12196962, 12277470, 13552180, 14732964, 18416205, 20328270, 24393924, 24554940, 30492405, 36832410, 40656540, 41334149, 60984810, 73664820, 82668298, 121969620, 124002447, 165336596, 206670745, 248004894, 372007341, 413341490, 496009788, 620012235, 744014682, 826682980, 1240024470, 1488029364, 1860036705, 2480048940, 3720073410, 7440146820]

約数ペア:

[(1, 7440146820), (2, 3720073410), (3, 2480048940), (4, 1860036705), (5, 1488029364), (6, 1240024470), (9, 826682980), (10, 744014682), (12, 620012235), (15, 496009788), (18, 413341490), (20, 372007341), (30, 248004894), (36, 206670745), (45, 165336596), (60, 124002447), (61, 121969620), (90, 82668298), (101, 73664820), (122, 60984810), (180, 41334149), (183, 40656540), (202, 36832410), (244, 30492405), (303, 24554940), (305, 24393924), (366, 20328270), (404, 18416205), (505, 14732964), (549, 13552180), (606, 12277470), (610, 12196962), (732, 10164135), (909, 8184980), (915, 8131308), (1010, 7366482), (1098, 6776090), (1212, 6138735), (1220, 6098481), (1515, 4910988), (1818, 4092490), (1830, 4065654), (2020, 3683241), (2196, 3388045), (2745, 2710436), (3030, 2455494), (3636, 2046245), (3660, 2032827), (4545, 1636996), (5490, 1355218), (6060, 1227747), (6161, 1207620), (6709, 1108980), (9090, 818498), (10980, 677609), (12322, 603810), (13418, 554490), (18180, 409249), (18483, 402540), (20127, 369660), (24644, 301905), (26836, 277245), (30805, 241524), (33545, 221796), (36966, 201270), (40254, 184830), (55449, 134180), (60381, 123220), (61610, 120762), (67090, 110898), (73932, 100635), (80508, 92415)]