289677080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 819002880

約数和(自身を除く): 529325800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 163, 220, 280, 308, 326, 385, 440, 577, 616, 652, 770, 815, 1141, 1154, 1304, 1540, 1630, 1793, 2282, 2308, 2885, 3080, 3260, 3586, 4039, 4564, 4616, 5705, 5770, 6347, 6520, 7172, 8078, 8965, 9128, 11410, 11540, 12551, 12694, 14344, 16156, 17930, 20195, 22820, 23080, 25102, 25388, 31735, 32312, 35860, 40390, 44429, 45640, 50204, 50776, 62755, 63470, 71720, 80780, 88858, 94051, 100408, 125510, 126940, 161560, 177716, 188102, 222145, 251020, 253880, 355432, 376204, 444290, 470255, 502040, 658357, 752408, 888580, 940510, 1034561, 1316714, 1777160, 1881020, 2069122, 2633428, 3291785, 3762040, 4138244, 5172805, 5266856, 6583570, 7241927, 8276488, 10345610, 13167140, 14483854, 20691220, 26334280, 28967708, 36209635, 41382440, 57935416, 72419270, 144838540, 289677080]

約数ペア:

[(1, 289677080), (2, 144838540), (4, 72419270), (5, 57935416), (7, 41382440), (8, 36209635), (10, 28967708), (11, 26334280), (14, 20691220), (20, 14483854), (22, 13167140), (28, 10345610), (35, 8276488), (40, 7241927), (44, 6583570), (55, 5266856), (56, 5172805), (70, 4138244), (77, 3762040), (88, 3291785), (110, 2633428), (140, 2069122), (154, 1881020), (163, 1777160), (220, 1316714), (280, 1034561), (308, 940510), (326, 888580), (385, 752408), (440, 658357), (577, 502040), (616, 470255), (652, 444290), (770, 376204), (815, 355432), (1141, 253880), (1154, 251020), (1304, 222145), (1540, 188102), (1630, 177716), (1793, 161560), (2282, 126940), (2308, 125510), (2885, 100408), (3080, 94051), (3260, 88858), (3586, 80780), (4039, 71720), (4564, 63470), (4616, 62755), (5705, 50776), (5770, 50204), (6347, 45640), (6520, 44429), (7172, 40390), (8078, 35860), (8965, 32312), (9128, 31735), (11410, 25388), (11540, 25102), (12551, 23080), (12694, 22820), (14344, 20195), (16156, 17930)]