687526140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{38069}}^1$

素因数の和:38131

約数の個数: 96

約数和(自身を含む): 2251307520

約数和(自身を除く): 1563781380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 18060, 38069, 76138, 114207, 152276, 190345, 228414, 266483, 380690, 456828, 532966, 571035, 761380, 799449, 1065932, 1142070, 1332415, 1598898, 1636967, 2284140, 2664830, 3197796, 3273934, 3997245, 4910901, 5329660, 6547868, 7994490, 8184835, 9821802, 11458769, 15988980, 16369670, 19643604, 22917538, 24554505, 32739340, 34376307, 45835076, 49109010, 57293845, 68752614, 98218020, 114587690, 137505228, 171881535, 229175380, 343763070, 687526140]

約数ペア:

[(1, 687526140), (2, 343763070), (3, 229175380), (4, 171881535), (5, 137505228), (6, 114587690), (7, 98218020), (10, 68752614), (12, 57293845), (14, 49109010), (15, 45835076), (20, 34376307), (21, 32739340), (28, 24554505), (30, 22917538), (35, 19643604), (42, 16369670), (43, 15988980), (60, 11458769), (70, 9821802), (84, 8184835), (86, 7994490), (105, 6547868), (129, 5329660), (140, 4910901), (172, 3997245), (210, 3273934), (215, 3197796), (258, 2664830), (301, 2284140), (420, 1636967), (430, 1598898), (516, 1332415), (602, 1142070), (645, 1065932), (860, 799449), (903, 761380), (1204, 571035), (1290, 532966), (1505, 456828), (1806, 380690), (2580, 266483), (3010, 228414), (3612, 190345), (4515, 152276), (6020, 114207), (9030, 76138), (18060, 38069)]