520038540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1061}}^1$

素因数の和:1472

約数の個数: 144

約数和(自身を含む): 1809138240

約数和(自身を除く): 1289099700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 389, 420, 630, 778, 1061, 1167, 1260, 1556, 1945, 2122, 2334, 2723, 3183, 3501, 3890, 4244, 4668, 5305, 5446, 5835, 6366, 7002, 7427, 7780, 8169, 9549, 10610, 10892, 11670, 12732, 13615, 14004, 14854, 15915, 16338, 17505, 19098, 21220, 22281, 23340, 24507, 27230, 29708, 31830, 32676, 35010, 37135, 38196, 40845, 44562, 47745, 49014, 54460, 63660, 66843, 70020, 74270, 81690, 89124, 95490, 98028, 111405, 122535, 133686, 148540, 163380, 190980, 222810, 245070, 267372, 334215, 412729, 445620, 490140, 668430, 825458, 1238187, 1336860, 1650916, 2063645, 2476374, 2889103, 3714561, 4127290, 4952748, 5778206, 6190935, 7429122, 8254580, 8667309, 11556412, 12381870, 14445515, 14858244, 17334618, 18572805, 24763740, 26001927, 28891030, 34669236, 37145610, 43336545, 52003854, 57782060, 74291220, 86673090, 104007708, 130009635, 173346180, 260019270, 520038540]

約数ペア:

[(1, 520038540), (2, 260019270), (3, 173346180), (4, 130009635), (5, 104007708), (6, 86673090), (7, 74291220), (9, 57782060), (10, 52003854), (12, 43336545), (14, 37145610), (15, 34669236), (18, 28891030), (20, 26001927), (21, 24763740), (28, 18572805), (30, 17334618), (35, 14858244), (36, 14445515), (42, 12381870), (45, 11556412), (60, 8667309), (63, 8254580), (70, 7429122), (84, 6190935), (90, 5778206), (105, 4952748), (126, 4127290), (140, 3714561), (180, 2889103), (210, 2476374), (252, 2063645), (315, 1650916), (389, 1336860), (420, 1238187), (630, 825458), (778, 668430), (1061, 490140), (1167, 445620), (1260, 412729), (1556, 334215), (1945, 267372), (2122, 245070), (2334, 222810), (2723, 190980), (3183, 163380), (3501, 148540), (3890, 133686), (4244, 122535), (4668, 111405), (5305, 98028), (5446, 95490), (5835, 89124), (6366, 81690), (7002, 74270), (7427, 70020), (7780, 66843), (8169, 63660), (9549, 54460), (10610, 49014), (10892, 47745), (11670, 44562), (12732, 40845), (13615, 38196), (14004, 37135), (14854, 35010), (15915, 32676), (16338, 31830), (17505, 29708), (19098, 27230), (21220, 24507), (22281, 23340)]