278646060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5483}}^1$

素因数の和:5524

約数の個数: 144

約数和(自身を含む): 980275968

約数和(自身を除く): 701629908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4620, 5082, 5483, 7260, 8470, 10164, 10966, 12705, 16449, 16940, 21932, 25410, 27415, 32898, 38381, 50820, 54830, 60313, 65796, 76762, 82245, 109660, 115143, 120626, 153524, 164490, 180939, 191905, 230286, 241252, 301565, 328980, 361878, 383810, 422191, 460572, 575715, 603130, 663443, 723756, 767620, 844382, 904695, 1151430, 1206260, 1266573, 1326886, 1688764, 1809390, 1990329, 2110955, 2302860, 2533146, 2653772, 3317215, 3618780, 3980658, 4221910, 4644101, 5066292, 6332865, 6634430, 7961316, 8443820, 9288202, 9951645, 12665730, 13268860, 13932303, 18576404, 19903290, 23220505, 25331460, 27864606, 39806580, 46441010, 55729212, 69661515, 92882020, 139323030, 278646060]

約数ペア:

[(1, 278646060), (2, 139323030), (3, 92882020), (4, 69661515), (5, 55729212), (6, 46441010), (7, 39806580), (10, 27864606), (11, 25331460), (12, 23220505), (14, 19903290), (15, 18576404), (20, 13932303), (21, 13268860), (22, 12665730), (28, 9951645), (30, 9288202), (33, 8443820), (35, 7961316), (42, 6634430), (44, 6332865), (55, 5066292), (60, 4644101), (66, 4221910), (70, 3980658), (77, 3618780), (84, 3317215), (105, 2653772), (110, 2533146), (121, 2302860), (132, 2110955), (140, 1990329), (154, 1809390), (165, 1688764), (210, 1326886), (220, 1266573), (231, 1206260), (242, 1151430), (308, 904695), (330, 844382), (363, 767620), (385, 723756), (420, 663443), (462, 603130), (484, 575715), (605, 460572), (660, 422191), (726, 383810), (770, 361878), (847, 328980), (924, 301565), (1155, 241252), (1210, 230286), (1452, 191905), (1540, 180939), (1694, 164490), (1815, 153524), (2310, 120626), (2420, 115143), (2541, 109660), (3388, 82245), (3630, 76762), (4235, 65796), (4620, 60313), (5082, 54830), (5483, 50820), (7260, 38381), (8470, 32898), (10164, 27415), (10966, 25410), (12705, 21932), (16449, 16940)]