20330640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 240

約数和(自身を含む): 79387776

約数和(自身を除く): 59057136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 151, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 302, 306, 330, 340, 360, 374, 396, 408, 440, 453, 495, 510, 528, 561, 604, 612, 660, 680, 720, 748, 755, 765, 792, 816, 880, 906, 935, 990, 1020, 1122, 1208, 1224, 1320, 1359, 1360, 1496, 1510, 1530, 1584, 1661, 1683, 1812, 1870, 1980, 2040, 2244, 2265, 2416, 2448, 2567, 2640, 2718, 2805, 2992, 3020, 3060, 3322, 3366, 3624, 3740, 3960, 4080, 4488, 4530, 4983, 5134, 5436, 5610, 6040, 6120, 6644, 6732, 6795, 7248, 7480, 7701, 7920, 8305, 8415, 8976, 9060, 9966, 10268, 10872, 11220, 12080, 12240, 12835, 13288, 13464, 13590, 14949, 14960, 15402, 16610, 16830, 18120, 19932, 20536, 21744, 22440, 23103, 24915, 25670, 26576, 26928, 27180, 28237, 29898, 30804, 33220, 33660, 36240, 38505, 39864, 41072, 44880, 46206, 49830, 51340, 54360, 56474, 59796, 61608, 66440, 67320, 74745, 77010, 79728, 84711, 92412, 99660, 102680, 108720, 112948, 115515, 119592, 123216, 132880, 134640, 141185, 149490, 154020, 169422, 184824, 199320, 205360, 225896, 231030, 239184, 254133, 282370, 298980, 308040, 338844, 369648, 398640, 423555, 451792, 462060, 508266, 564740, 597960, 616080, 677688, 847110, 924120, 1016532, 1129480, 1195920, 1270665, 1355376, 1694220, 1848240, 2033064, 2258960, 2541330, 3388440, 4066128, 5082660, 6776880, 10165320, 20330640]

約数ペア:

[(1, 20330640), (2, 10165320), (3, 6776880), (4, 5082660), (5, 4066128), (6, 3388440), (8, 2541330), (9, 2258960), (10, 2033064), (11, 1848240), (12, 1694220), (15, 1355376), (16, 1270665), (17, 1195920), (18, 1129480), (20, 1016532), (22, 924120), (24, 847110), (30, 677688), (33, 616080), (34, 597960), (36, 564740), (40, 508266), (44, 462060), (45, 451792), (48, 423555), (51, 398640), (55, 369648), (60, 338844), (66, 308040), (68, 298980), (72, 282370), (80, 254133), (85, 239184), (88, 231030), (90, 225896), (99, 205360), (102, 199320), (110, 184824), (120, 169422), (132, 154020), (136, 149490), (144, 141185), (151, 134640), (153, 132880), (165, 123216), (170, 119592), (176, 115515), (180, 112948), (187, 108720), (198, 102680), (204, 99660), (220, 92412), (240, 84711), (255, 79728), (264, 77010), (272, 74745), (302, 67320), (306, 66440), (330, 61608), (340, 59796), (360, 56474), (374, 54360), (396, 51340), (408, 49830), (440, 46206), (453, 44880), (495, 41072), (510, 39864), (528, 38505), (561, 36240), (604, 33660), (612, 33220), (660, 30804), (680, 29898), (720, 28237), (748, 27180), (755, 26928), (765, 26576), (792, 25670), (816, 24915), (880, 23103), (906, 22440), (935, 21744), (990, 20536), (1020, 19932), (1122, 18120), (1208, 16830), (1224, 16610), (1320, 15402), (1359, 14960), (1360, 14949), (1496, 13590), (1510, 13464), (1530, 13288), (1584, 12835), (1661, 12240), (1683, 12080), (1812, 11220), (1870, 10872), (1980, 10268), (2040, 9966), (2244, 9060), (2265, 8976), (2416, 8415), (2448, 8305), (2567, 7920), (2640, 7701), (2718, 7480), (2805, 7248), (2992, 6795), (3020, 6732), (3060, 6644), (3322, 6120), (3366, 6040), (3624, 5610), (3740, 5436), (3960, 5134), (4080, 4983), (4488, 4530)]