551460240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 180

約数和(自身を含む): 1916057052

約数和(自身を除く): 1364596812

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, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 797, 930, 961, 1116, 1240, 1395, 1488, 1594, 1860, 1922, 2232, 2391, 2480, 2790, 2883, 3188, 3720, 3844, 3985, 4464, 4782, 4805, 5580, 5766, 6376, 7173, 7440, 7688, 7970, 8649, 9564, 9610, 11160, 11532, 11955, 12752, 14346, 14415, 15376, 15940, 17298, 19128, 19220, 22320, 23064, 23910, 24707, 28692, 28830, 31880, 34596, 35865, 38256, 38440, 43245, 46128, 47820, 49414, 57384, 57660, 63760, 69192, 71730, 74121, 76880, 86490, 95640, 98828, 114768, 115320, 123535, 138384, 143460, 148242, 172980, 191280, 197656, 222363, 230640, 247070, 286920, 296484, 345960, 370605, 395312, 444726, 494140, 573840, 592968, 691920, 741210, 765917, 889452, 988280, 1111815, 1185936, 1482420, 1531834, 1778904, 1976560, 2223630, 2297751, 2964840, 3063668, 3557808, 3829585, 4447260, 4595502, 5929680, 6127336, 6893253, 7659170, 8894520, 9191004, 11488755, 12254672, 13786506, 15318340, 17789040, 18382008, 22977510, 27573012, 30636680, 34466265, 36764016, 45955020, 55146024, 61273360, 68932530, 91910040, 110292048, 137865060, 183820080, 275730120, 551460240]

約数ペア:

[(1, 551460240), (2, 275730120), (3, 183820080), (4, 137865060), (5, 110292048), (6, 91910040), (8, 68932530), (9, 61273360), (10, 55146024), (12, 45955020), (15, 36764016), (16, 34466265), (18, 30636680), (20, 27573012), (24, 22977510), (30, 18382008), (31, 17789040), (36, 15318340), (40, 13786506), (45, 12254672), (48, 11488755), (60, 9191004), (62, 8894520), (72, 7659170), (80, 6893253), (90, 6127336), (93, 5929680), (120, 4595502), (124, 4447260), (144, 3829585), (155, 3557808), (180, 3063668), (186, 2964840), (240, 2297751), (248, 2223630), (279, 1976560), (310, 1778904), (360, 1531834), (372, 1482420), (465, 1185936), (496, 1111815), (558, 988280), (620, 889452), (720, 765917), (744, 741210), (797, 691920), (930, 592968), (961, 573840), (1116, 494140), (1240, 444726), (1395, 395312), (1488, 370605), (1594, 345960), (1860, 296484), (1922, 286920), (2232, 247070), (2391, 230640), (2480, 222363), (2790, 197656), (2883, 191280), (3188, 172980), (3720, 148242), (3844, 143460), (3985, 138384), (4464, 123535), (4782, 115320), (4805, 114768), (5580, 98828), (5766, 95640), (6376, 86490), (7173, 76880), (7440, 74121), (7688, 71730), (7970, 69192), (8649, 63760), (9564, 57660), (9610, 57384), (11160, 49414), (11532, 47820), (11955, 46128), (12752, 43245), (14346, 38440), (14415, 38256), (15376, 35865), (15940, 34596), (17298, 31880), (19128, 28830), (19220, 28692), (22320, 24707), (23064, 23910)]