28648230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 81648000

約数和(自身を除く): 52999770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 29, 30, 34, 39, 51, 58, 65, 78, 85, 87, 102, 130, 145, 149, 170, 174, 195, 221, 255, 290, 298, 377, 390, 435, 442, 447, 493, 510, 663, 745, 754, 870, 894, 986, 1105, 1131, 1326, 1479, 1490, 1885, 1937, 2210, 2235, 2262, 2465, 2533, 2958, 3315, 3770, 3874, 4321, 4470, 4930, 5066, 5655, 5811, 6409, 6630, 7395, 7599, 8642, 9685, 11310, 11622, 12665, 12818, 12963, 14790, 15198, 19227, 19370, 21605, 25330, 25926, 29055, 32045, 32929, 37995, 38454, 43210, 56173, 58110, 64090, 64815, 65858, 73457, 75990, 96135, 98787, 112346, 129630, 146914, 164645, 168519, 192270, 197574, 220371, 280865, 329290, 337038, 367285, 440742, 493935, 561730, 734570, 842595, 954941, 987870, 1101855, 1685190, 1909882, 2203710, 2864823, 4774705, 5729646, 9549410, 14324115, 28648230]

約数ペア:

[(1, 28648230), (2, 14324115), (3, 9549410), (5, 5729646), (6, 4774705), (10, 2864823), (13, 2203710), (15, 1909882), (17, 1685190), (26, 1101855), (29, 987870), (30, 954941), (34, 842595), (39, 734570), (51, 561730), (58, 493935), (65, 440742), (78, 367285), (85, 337038), (87, 329290), (102, 280865), (130, 220371), (145, 197574), (149, 192270), (170, 168519), (174, 164645), (195, 146914), (221, 129630), (255, 112346), (290, 98787), (298, 96135), (377, 75990), (390, 73457), (435, 65858), (442, 64815), (447, 64090), (493, 58110), (510, 56173), (663, 43210), (745, 38454), (754, 37995), (870, 32929), (894, 32045), (986, 29055), (1105, 25926), (1131, 25330), (1326, 21605), (1479, 19370), (1490, 19227), (1885, 15198), (1937, 14790), (2210, 12963), (2235, 12818), (2262, 12665), (2465, 11622), (2533, 11310), (2958, 9685), (3315, 8642), (3770, 7599), (3874, 7395), (4321, 6630), (4470, 6409), (4930, 5811), (5066, 5655)]