127560780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2141}}^1$

素因数の和:2487

約数の個数: 72

約数和(自身を含む): 388284624

約数和(自身を除く): 260723844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2141, 2979, 3310, 3972, 4282, 4965, 5958, 6423, 6620, 8564, 9930, 10705, 11916, 12846, 14895, 19269, 19860, 21410, 25692, 29790, 32115, 38538, 42820, 59580, 64230, 77076, 96345, 128460, 192690, 385380, 708671, 1417342, 2126013, 2834684, 3543355, 4252026, 6378039, 7086710, 8504052, 10630065, 12756078, 14173420, 21260130, 25512156, 31890195, 42520260, 63780390, 127560780]

約数ペア:

[(1, 127560780), (2, 63780390), (3, 42520260), (4, 31890195), (5, 25512156), (6, 21260130), (9, 14173420), (10, 12756078), (12, 10630065), (15, 8504052), (18, 7086710), (20, 6378039), (30, 4252026), (36, 3543355), (45, 2834684), (60, 2126013), (90, 1417342), (180, 708671), (331, 385380), (662, 192690), (993, 128460), (1324, 96345), (1655, 77076), (1986, 64230), (2141, 59580), (2979, 42820), (3310, 38538), (3972, 32115), (4282, 29790), (4965, 25692), (5958, 21410), (6423, 19860), (6620, 19269), (8564, 14895), (9930, 12846), (10705, 11916)]