18069900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 56663040

約数和(自身を除く): 38593140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 31, 50, 58, 60, 62, 67, 75, 87, 93, 100, 116, 124, 134, 145, 150, 155, 174, 186, 201, 268, 290, 300, 310, 335, 348, 372, 402, 435, 465, 580, 620, 670, 725, 775, 804, 870, 899, 930, 1005, 1340, 1450, 1550, 1675, 1740, 1798, 1860, 1943, 2010, 2077, 2175, 2325, 2697, 2900, 3100, 3350, 3596, 3886, 4020, 4154, 4350, 4495, 4650, 5025, 5394, 5829, 6231, 6700, 7772, 8308, 8700, 8990, 9300, 9715, 10050, 10385, 10788, 11658, 12462, 13485, 17980, 19430, 20100, 20770, 22475, 23316, 24924, 26970, 29145, 31155, 38860, 41540, 44950, 48575, 51925, 53940, 58290, 60233, 62310, 67425, 89900, 97150, 103850, 116580, 120466, 124620, 134850, 145725, 155775, 180699, 194300, 207700, 240932, 269700, 291450, 301165, 311550, 361398, 582900, 602330, 623100, 722796, 903495, 1204660, 1505825, 1806990, 3011650, 3613980, 4517475, 6023300, 9034950, 18069900]

約数ペア:

[(1, 18069900), (2, 9034950), (3, 6023300), (4, 4517475), (5, 3613980), (6, 3011650), (10, 1806990), (12, 1505825), (15, 1204660), (20, 903495), (25, 722796), (29, 623100), (30, 602330), (31, 582900), (50, 361398), (58, 311550), (60, 301165), (62, 291450), (67, 269700), (75, 240932), (87, 207700), (93, 194300), (100, 180699), (116, 155775), (124, 145725), (134, 134850), (145, 124620), (150, 120466), (155, 116580), (174, 103850), (186, 97150), (201, 89900), (268, 67425), (290, 62310), (300, 60233), (310, 58290), (335, 53940), (348, 51925), (372, 48575), (402, 44950), (435, 41540), (465, 38860), (580, 31155), (620, 29145), (670, 26970), (725, 24924), (775, 23316), (804, 22475), (870, 20770), (899, 20100), (930, 19430), (1005, 17980), (1340, 13485), (1450, 12462), (1550, 11658), (1675, 10788), (1740, 10385), (1798, 10050), (1860, 9715), (1943, 9300), (2010, 8990), (2077, 8700), (2175, 8308), (2325, 7772), (2697, 6700), (2900, 6231), (3100, 5829), (3350, 5394), (3596, 5025), (3886, 4650), (4020, 4495), (4154, 4350)]