21089015280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{7817}}^1$

素因数の和:9088

約数の個数: 160

約数和(自身を含む): 72707400000

約数和(自身を除く): 51618384720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 1249, 2160, 2498, 3747, 4996, 6245, 7494, 7817, 9992, 11241, 12490, 14988, 15634, 18735, 19984, 22482, 23451, 24980, 29976, 31268, 33723, 37470, 39085, 44964, 46902, 49960, 56205, 59952, 62536, 67446, 70353, 74940, 78170, 89928, 93804, 99920, 112410, 117255, 125072, 134892, 140706, 149880, 156340, 168615, 179856, 187608, 211059, 224820, 234510, 269784, 281412, 299760, 312680, 337230, 351765, 375216, 422118, 449640, 469020, 539568, 562824, 625360, 674460, 703530, 844236, 899280, 938040, 1055295, 1125648, 1348920, 1407060, 1688472, 1876080, 2110590, 2697840, 2814120, 3376944, 4221180, 5628240, 8442360, 9763433, 16884720, 19526866, 29290299, 39053732, 48817165, 58580598, 78107464, 87870897, 97634330, 117161196, 146451495, 156214928, 175741794, 195268660, 234322392, 263612691, 292902990, 351483588, 390537320, 439354485, 468644784, 527225382, 585805980, 702967176, 781074640, 878708970, 1054450764, 1171611960, 1318063455, 1405934352, 1757417940, 2108901528, 2343223920, 2636126910, 3514835880, 4217803056, 5272253820, 7029671760, 10544507640, 21089015280]

約数ペア:

[(1, 21089015280), (2, 10544507640), (3, 7029671760), (4, 5272253820), (5, 4217803056), (6, 3514835880), (8, 2636126910), (9, 2343223920), (10, 2108901528), (12, 1757417940), (15, 1405934352), (16, 1318063455), (18, 1171611960), (20, 1054450764), (24, 878708970), (27, 781074640), (30, 702967176), (36, 585805980), (40, 527225382), (45, 468644784), (48, 439354485), (54, 390537320), (60, 351483588), (72, 292902990), (80, 263612691), (90, 234322392), (108, 195268660), (120, 175741794), (135, 156214928), (144, 146451495), (180, 117161196), (216, 97634330), (240, 87870897), (270, 78107464), (360, 58580598), (432, 48817165), (540, 39053732), (720, 29290299), (1080, 19526866), (1249, 16884720), (2160, 9763433), (2498, 8442360), (3747, 5628240), (4996, 4221180), (6245, 3376944), (7494, 2814120), (7817, 2697840), (9992, 2110590), (11241, 1876080), (12490, 1688472), (14988, 1407060), (15634, 1348920), (18735, 1125648), (19984, 1055295), (22482, 938040), (23451, 899280), (24980, 844236), (29976, 703530), (31268, 674460), (33723, 625360), (37470, 562824), (39085, 539568), (44964, 469020), (46902, 449640), (49960, 422118), (56205, 375216), (59952, 351765), (62536, 337230), (67446, 312680), (70353, 299760), (74940, 281412), (78170, 269784), (89928, 234510), (93804, 224820), (99920, 211059), (112410, 187608), (117255, 179856), (125072, 168615), (134892, 156340), (140706, 149880)]