621455760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9281}}^1$

素因数の和:9334

約数の個数: 160

約数和(自身を含む): 2209858560

約数和(自身を除く): 1588402800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 9281, 11160, 13392, 16740, 18562, 22320, 27843, 33480, 37124, 46405, 55686, 66960, 74248, 83529, 92810, 111372, 139215, 148496, 167058, 185620, 222744, 250587, 278430, 287711, 334116, 371240, 417645, 445488, 501174, 556860, 575422, 668232, 742480, 835290, 863133, 1002348, 1113720, 1150844, 1252935, 1336464, 1438555, 1670580, 1726266, 2004696, 2227440, 2301688, 2505870, 2589399, 2877110, 3341160, 3452532, 4009392, 4315665, 4603376, 5011740, 5178798, 5754220, 6682320, 6905064, 7768197, 8631330, 10023480, 10357596, 11508440, 12946995, 13810128, 15536394, 17262660, 20046960, 20715192, 23016880, 25893990, 31072788, 34525320, 38840985, 41430384, 51787980, 62145576, 69050640, 77681970, 103575960, 124291152, 155363940, 207151920, 310727880, 621455760]

約数ペア:

[(1, 621455760), (2, 310727880), (3, 207151920), (4, 155363940), (5, 124291152), (6, 103575960), (8, 77681970), (9, 69050640), (10, 62145576), (12, 51787980), (15, 41430384), (16, 38840985), (18, 34525320), (20, 31072788), (24, 25893990), (27, 23016880), (30, 20715192), (31, 20046960), (36, 17262660), (40, 15536394), (45, 13810128), (48, 12946995), (54, 11508440), (60, 10357596), (62, 10023480), (72, 8631330), (80, 7768197), (90, 6905064), (93, 6682320), (108, 5754220), (120, 5178798), (124, 5011740), (135, 4603376), (144, 4315665), (155, 4009392), (180, 3452532), (186, 3341160), (216, 2877110), (240, 2589399), (248, 2505870), (270, 2301688), (279, 2227440), (310, 2004696), (360, 1726266), (372, 1670580), (432, 1438555), (465, 1336464), (496, 1252935), (540, 1150844), (558, 1113720), (620, 1002348), (720, 863133), (744, 835290), (837, 742480), (930, 668232), (1080, 575422), (1116, 556860), (1240, 501174), (1395, 445488), (1488, 417645), (1674, 371240), (1860, 334116), (2160, 287711), (2232, 278430), (2480, 250587), (2790, 222744), (3348, 185620), (3720, 167058), (4185, 148496), (4464, 139215), (5580, 111372), (6696, 92810), (7440, 83529), (8370, 74248), (9281, 66960), (11160, 55686), (13392, 46405), (16740, 37124), (18562, 33480), (22320, 27843)]