30785820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 96

約数和(自身を含む): 96102720

約数和(自身を除く): 65316900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 580, 754, 780, 870, 1131, 1361, 1508, 1740, 1885, 2262, 2722, 3770, 4083, 4524, 5444, 5655, 6805, 7540, 8166, 11310, 13610, 16332, 17693, 20415, 22620, 27220, 35386, 39469, 40830, 53079, 70772, 78938, 81660, 88465, 106158, 118407, 157876, 176930, 197345, 212316, 236814, 265395, 353860, 394690, 473628, 513097, 530790, 592035, 789380, 1026194, 1061580, 1184070, 1539291, 2052388, 2368140, 2565485, 3078582, 5130970, 6157164, 7696455, 10261940, 15392910, 30785820]

約数ペア:

[(1, 30785820), (2, 15392910), (3, 10261940), (4, 7696455), (5, 6157164), (6, 5130970), (10, 3078582), (12, 2565485), (13, 2368140), (15, 2052388), (20, 1539291), (26, 1184070), (29, 1061580), (30, 1026194), (39, 789380), (52, 592035), (58, 530790), (60, 513097), (65, 473628), (78, 394690), (87, 353860), (116, 265395), (130, 236814), (145, 212316), (156, 197345), (174, 176930), (195, 157876), (260, 118407), (290, 106158), (348, 88465), (377, 81660), (390, 78938), (435, 70772), (580, 53079), (754, 40830), (780, 39469), (870, 35386), (1131, 27220), (1361, 22620), (1508, 20415), (1740, 17693), (1885, 16332), (2262, 13610), (2722, 11310), (3770, 8166), (4083, 7540), (4524, 6805), (5444, 5655)]