12239220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 41827968

約数和(自身を除く): 29588748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 181, 196, 210, 230, 245, 276, 294, 322, 345, 362, 420, 460, 483, 490, 543, 588, 644, 690, 724, 735, 805, 905, 966, 980, 1086, 1127, 1267, 1380, 1470, 1610, 1810, 1932, 2172, 2254, 2415, 2534, 2715, 2940, 3220, 3381, 3620, 3801, 4163, 4508, 4830, 5068, 5430, 5635, 6335, 6762, 7602, 8326, 8869, 9660, 10860, 11270, 12489, 12670, 13524, 15204, 16652, 16905, 17738, 19005, 20815, 22540, 24978, 25340, 26607, 29141, 33810, 35476, 38010, 41630, 44345, 49956, 53214, 58282, 62445, 67620, 76020, 83260, 87423, 88690, 106428, 116564, 124890, 133035, 145705, 174846, 177380, 203987, 249780, 266070, 291410, 349692, 407974, 437115, 532140, 582820, 611961, 815948, 874230, 1019935, 1223922, 1748460, 2039870, 2447844, 3059805, 4079740, 6119610, 12239220]

約数ペア:

[(1, 12239220), (2, 6119610), (3, 4079740), (4, 3059805), (5, 2447844), (6, 2039870), (7, 1748460), (10, 1223922), (12, 1019935), (14, 874230), (15, 815948), (20, 611961), (21, 582820), (23, 532140), (28, 437115), (30, 407974), (35, 349692), (42, 291410), (46, 266070), (49, 249780), (60, 203987), (69, 177380), (70, 174846), (84, 145705), (92, 133035), (98, 124890), (105, 116564), (115, 106428), (138, 88690), (140, 87423), (147, 83260), (161, 76020), (181, 67620), (196, 62445), (210, 58282), (230, 53214), (245, 49956), (276, 44345), (294, 41630), (322, 38010), (345, 35476), (362, 33810), (420, 29141), (460, 26607), (483, 25340), (490, 24978), (543, 22540), (588, 20815), (644, 19005), (690, 17738), (724, 16905), (735, 16652), (805, 15204), (905, 13524), (966, 12670), (980, 12489), (1086, 11270), (1127, 10860), (1267, 9660), (1380, 8869), (1470, 8326), (1610, 7602), (1810, 6762), (1932, 6335), (2172, 5635), (2254, 5430), (2415, 5068), (2534, 4830), (2715, 4508), (2940, 4163), (3220, 3801), (3381, 3620)]