15091020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 56019600

約数和(自身を除く): 40928580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 59, 60, 63, 70, 84, 87, 90, 98, 105, 116, 118, 126, 140, 145, 147, 174, 177, 180, 196, 203, 210, 236, 245, 252, 261, 290, 294, 295, 315, 348, 354, 406, 413, 420, 435, 441, 490, 522, 531, 580, 588, 590, 609, 630, 708, 735, 812, 826, 870, 882, 885, 980, 1015, 1044, 1062, 1180, 1218, 1239, 1260, 1305, 1421, 1470, 1652, 1711, 1740, 1764, 1770, 1827, 2030, 2065, 2124, 2205, 2436, 2478, 2610, 2655, 2842, 2891, 2940, 3045, 3422, 3540, 3654, 3717, 4060, 4130, 4263, 4410, 4956, 5133, 5220, 5310, 5684, 5782, 6090, 6195, 6844, 7105, 7308, 7434, 8260, 8526, 8555, 8673, 8820, 9135, 10266, 10620, 11564, 11977, 12180, 12390, 12789, 14210, 14455, 14868, 15399, 17052, 17110, 17346, 18270, 18585, 20532, 21315, 23954, 24780, 25578, 25665, 26019, 28420, 28910, 30798, 34220, 34692, 35931, 36540, 37170, 42630, 43365, 47908, 51156, 51330, 52038, 57820, 59885, 61596, 63945, 71862, 74340, 76995, 83839, 85260, 86730, 102660, 104076, 107793, 119770, 127890, 130095, 143724, 153990, 167678, 173460, 179655, 215586, 239540, 251517, 255780, 260190, 307980, 335356, 359310, 419195, 431172, 503034, 520380, 538965, 718620, 754551, 838390, 1006068, 1077930, 1257585, 1509102, 1676780, 2155860, 2515170, 3018204, 3772755, 5030340, 7545510, 15091020]

約数ペア:

[(1, 15091020), (2, 7545510), (3, 5030340), (4, 3772755), (5, 3018204), (6, 2515170), (7, 2155860), (9, 1676780), (10, 1509102), (12, 1257585), (14, 1077930), (15, 1006068), (18, 838390), (20, 754551), (21, 718620), (28, 538965), (29, 520380), (30, 503034), (35, 431172), (36, 419195), (42, 359310), (45, 335356), (49, 307980), (58, 260190), (59, 255780), (60, 251517), (63, 239540), (70, 215586), (84, 179655), (87, 173460), (90, 167678), (98, 153990), (105, 143724), (116, 130095), (118, 127890), (126, 119770), (140, 107793), (145, 104076), (147, 102660), (174, 86730), (177, 85260), (180, 83839), (196, 76995), (203, 74340), (210, 71862), (236, 63945), (245, 61596), (252, 59885), (261, 57820), (290, 52038), (294, 51330), (295, 51156), (315, 47908), (348, 43365), (354, 42630), (406, 37170), (413, 36540), (420, 35931), (435, 34692), (441, 34220), (490, 30798), (522, 28910), (531, 28420), (580, 26019), (588, 25665), (590, 25578), (609, 24780), (630, 23954), (708, 21315), (735, 20532), (812, 18585), (826, 18270), (870, 17346), (882, 17110), (885, 17052), (980, 15399), (1015, 14868), (1044, 14455), (1062, 14210), (1180, 12789), (1218, 12390), (1239, 12180), (1260, 11977), (1305, 11564), (1421, 10620), (1470, 10266), (1652, 9135), (1711, 8820), (1740, 8673), (1764, 8555), (1770, 8526), (1827, 8260), (2030, 7434), (2065, 7308), (2124, 7105), (2205, 6844), (2436, 6195), (2478, 6090), (2610, 5782), (2655, 5684), (2842, 5310), (2891, 5220), (2940, 5133), (3045, 4956), (3422, 4410), (3540, 4263), (3654, 4130), (3717, 4060)]