159019020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 515537568

約数和(自身を除く): 356518548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 157, 170, 180, 204, 255, 306, 314, 331, 340, 471, 510, 612, 628, 662, 765, 785, 942, 993, 1020, 1324, 1413, 1530, 1570, 1655, 1884, 1986, 2355, 2669, 2826, 2979, 3060, 3140, 3310, 3972, 4710, 4965, 5338, 5627, 5652, 5958, 6620, 7065, 8007, 9420, 9930, 10676, 11254, 11916, 13345, 14130, 14895, 16014, 16881, 19860, 22508, 24021, 26690, 28135, 28260, 29790, 32028, 33762, 40035, 48042, 50643, 51967, 53380, 56270, 59580, 67524, 80070, 84405, 96084, 101286, 103934, 112540, 120105, 155901, 160140, 168810, 202572, 207868, 240210, 253215, 259835, 311802, 337620, 467703, 480420, 506430, 519670, 623604, 779505, 883439, 935406, 1012860, 1039340, 1559010, 1766878, 1870812, 2338515, 2650317, 3118020, 3533756, 4417195, 4677030, 5300634, 7950951, 8834390, 9354060, 10601268, 13251585, 15901902, 17668780, 26503170, 31803804, 39754755, 53006340, 79509510, 159019020]

約数ペア:

[(1, 159019020), (2, 79509510), (3, 53006340), (4, 39754755), (5, 31803804), (6, 26503170), (9, 17668780), (10, 15901902), (12, 13251585), (15, 10601268), (17, 9354060), (18, 8834390), (20, 7950951), (30, 5300634), (34, 4677030), (36, 4417195), (45, 3533756), (51, 3118020), (60, 2650317), (68, 2338515), (85, 1870812), (90, 1766878), (102, 1559010), (153, 1039340), (157, 1012860), (170, 935406), (180, 883439), (204, 779505), (255, 623604), (306, 519670), (314, 506430), (331, 480420), (340, 467703), (471, 337620), (510, 311802), (612, 259835), (628, 253215), (662, 240210), (765, 207868), (785, 202572), (942, 168810), (993, 160140), (1020, 155901), (1324, 120105), (1413, 112540), (1530, 103934), (1570, 101286), (1655, 96084), (1884, 84405), (1986, 80070), (2355, 67524), (2669, 59580), (2826, 56270), (2979, 53380), (3060, 51967), (3140, 50643), (3310, 48042), (3972, 40035), (4710, 33762), (4965, 32028), (5338, 29790), (5627, 28260), (5652, 28135), (5958, 26690), (6620, 24021), (7065, 22508), (8007, 19860), (9420, 16881), (9930, 16014), (10676, 14895), (11254, 14130), (11916, 13345)]