129681720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{51461}}^1$

素因数の和:51485

約数の個数: 96

約数和(自身を含む): 481684320

約数和(自身を除く): 352002600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 51461, 102922, 154383, 205844, 257305, 308766, 360227, 411688, 463149, 514610, 617532, 720454, 771915, 926298, 1029220, 1080681, 1235064, 1440908, 1543830, 1801135, 1852596, 2058440, 2161362, 2315745, 2881816, 3087660, 3242043, 3602270, 3705192, 4322724, 4631490, 5403405, 6175320, 6484086, 7204540, 8645448, 9262980, 10806810, 12968172, 14409080, 16210215, 18525960, 21613620, 25936344, 32420430, 43227240, 64840860, 129681720]

約数ペア:

[(1, 129681720), (2, 64840860), (3, 43227240), (4, 32420430), (5, 25936344), (6, 21613620), (7, 18525960), (8, 16210215), (9, 14409080), (10, 12968172), (12, 10806810), (14, 9262980), (15, 8645448), (18, 7204540), (20, 6484086), (21, 6175320), (24, 5403405), (28, 4631490), (30, 4322724), (35, 3705192), (36, 3602270), (40, 3242043), (42, 3087660), (45, 2881816), (56, 2315745), (60, 2161362), (63, 2058440), (70, 1852596), (72, 1801135), (84, 1543830), (90, 1440908), (105, 1235064), (120, 1080681), (126, 1029220), (140, 926298), (168, 771915), (180, 720454), (210, 617532), (252, 514610), (280, 463149), (315, 411688), (360, 360227), (420, 308766), (504, 257305), (630, 205844), (840, 154383), (1260, 102922), (2520, 51461)]