285004080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^2$

素因数の和:276

約数の個数: 180

約数和(自身を含む): 996835008

約数和(自身を除く): 711830928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 113, 120, 124, 144, 155, 180, 186, 226, 240, 248, 279, 310, 339, 360, 372, 452, 465, 496, 558, 565, 620, 678, 720, 744, 904, 930, 1017, 1116, 1130, 1240, 1356, 1395, 1488, 1695, 1808, 1860, 2034, 2232, 2260, 2480, 2712, 2790, 3390, 3503, 3720, 4068, 4464, 4520, 5085, 5424, 5580, 6780, 7006, 7440, 8136, 9040, 10170, 10509, 11160, 12769, 13560, 14012, 16272, 17515, 20340, 21018, 22320, 25538, 27120, 28024, 31527, 35030, 38307, 40680, 42036, 51076, 52545, 56048, 63054, 63845, 70060, 76614, 81360, 84072, 102152, 105090, 114921, 126108, 127690, 140120, 153228, 157635, 168144, 191535, 204304, 210180, 229842, 252216, 255380, 280240, 306456, 315270, 383070, 395839, 420360, 459684, 504432, 510760, 574605, 612912, 630540, 766140, 791678, 840720, 919368, 1021520, 1149210, 1187517, 1261080, 1532280, 1583356, 1838736, 1979195, 2298420, 2375034, 2522160, 3064560, 3166712, 3562551, 3958390, 4596840, 4750068, 5937585, 6333424, 7125102, 7916780, 9193680, 9500136, 11875170, 14250204, 15833560, 17812755, 19000272, 23750340, 28500408, 31667120, 35625510, 47500680, 57000816, 71251020, 95001360, 142502040, 285004080]

約数ペア:

[(1, 285004080), (2, 142502040), (3, 95001360), (4, 71251020), (5, 57000816), (6, 47500680), (8, 35625510), (9, 31667120), (10, 28500408), (12, 23750340), (15, 19000272), (16, 17812755), (18, 15833560), (20, 14250204), (24, 11875170), (30, 9500136), (31, 9193680), (36, 7916780), (40, 7125102), (45, 6333424), (48, 5937585), (60, 4750068), (62, 4596840), (72, 3958390), (80, 3562551), (90, 3166712), (93, 3064560), (113, 2522160), (120, 2375034), (124, 2298420), (144, 1979195), (155, 1838736), (180, 1583356), (186, 1532280), (226, 1261080), (240, 1187517), (248, 1149210), (279, 1021520), (310, 919368), (339, 840720), (360, 791678), (372, 766140), (452, 630540), (465, 612912), (496, 574605), (558, 510760), (565, 504432), (620, 459684), (678, 420360), (720, 395839), (744, 383070), (904, 315270), (930, 306456), (1017, 280240), (1116, 255380), (1130, 252216), (1240, 229842), (1356, 210180), (1395, 204304), (1488, 191535), (1695, 168144), (1808, 157635), (1860, 153228), (2034, 140120), (2232, 127690), (2260, 126108), (2480, 114921), (2712, 105090), (2790, 102152), (3390, 84072), (3503, 81360), (3720, 76614), (4068, 70060), (4464, 63845), (4520, 63054), (5085, 56048), (5424, 52545), (5580, 51076), (6780, 42036), (7006, 40680), (7440, 38307), (8136, 35030), (9040, 31527), (10170, 28024), (10509, 27120), (11160, 25538), (12769, 22320), (13560, 21018), (14012, 20340), (16272, 17515)]