20181144720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{40879}}^1$

素因数の和:40934

約数の個数: 240

約数和(自身を含む): 72812839680

約数和(自身を除く): 52631694960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 121, 132, 136, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 330, 340, 363, 374, 408, 440, 484, 510, 528, 561, 605, 660, 680, 726, 748, 816, 880, 935, 968, 1020, 1122, 1210, 1320, 1360, 1452, 1496, 1815, 1870, 1936, 2040, 2057, 2244, 2420, 2640, 2805, 2904, 2992, 3630, 3740, 4080, 4114, 4488, 4840, 5610, 5808, 6171, 7260, 7480, 8228, 8976, 9680, 10285, 11220, 12342, 14520, 14960, 16456, 20570, 22440, 24684, 29040, 30855, 32912, 40879, 41140, 44880, 49368, 61710, 81758, 82280, 98736, 122637, 123420, 163516, 164560, 204395, 245274, 246840, 327032, 408790, 449669, 490548, 493680, 613185, 654064, 694943, 817580, 899338, 981096, 1226370, 1349007, 1389886, 1635160, 1798676, 1962192, 2084829, 2248345, 2452740, 2698014, 2779772, 3270320, 3474715, 3597352, 4169658, 4496690, 4905480, 4946359, 5396028, 5559544, 6745035, 6949430, 7194704, 7644373, 8339316, 8993380, 9810960, 9892718, 10424145, 10792056, 11119088, 13490070, 13898860, 14839077, 15288746, 16678632, 17986760, 19785436, 20848290, 21584112, 22933119, 24731795, 26980140, 27797720, 29678154, 30577492, 33357264, 35973520, 38221865, 39570872, 41696580, 45866238, 49463590, 53960280, 55595440, 59356308, 61154984, 74195385, 76443730, 79141744, 83393160, 84088103, 91732476, 98927180, 107920560, 114665595, 118712616, 122309968, 148390770, 152887460, 166786320, 168176206, 183464952, 197854360, 229331190, 237425232, 252264309, 296781540, 305774920, 336352412, 366929904, 395708720, 420440515, 458662380, 504528618, 593563080, 611549840, 672704824, 840881030, 917324760, 1009057236, 1187126160, 1261321545, 1345409648, 1681762060, 1834649520, 2018114472, 2522643090, 3363524120, 4036228944, 5045286180, 6727048240, 10090572360, 20181144720]

約数ペア:

[(1, 20181144720), (2, 10090572360), (3, 6727048240), (4, 5045286180), (5, 4036228944), (6, 3363524120), (8, 2522643090), (10, 2018114472), (11, 1834649520), (12, 1681762060), (15, 1345409648), (16, 1261321545), (17, 1187126160), (20, 1009057236), (22, 917324760), (24, 840881030), (30, 672704824), (33, 611549840), (34, 593563080), (40, 504528618), (44, 458662380), (48, 420440515), (51, 395708720), (55, 366929904), (60, 336352412), (66, 305774920), (68, 296781540), (80, 252264309), (85, 237425232), (88, 229331190), (102, 197854360), (110, 183464952), (120, 168176206), (121, 166786320), (132, 152887460), (136, 148390770), (165, 122309968), (170, 118712616), (176, 114665595), (187, 107920560), (204, 98927180), (220, 91732476), (240, 84088103), (242, 83393160), (255, 79141744), (264, 76443730), (272, 74195385), (330, 61154984), (340, 59356308), (363, 55595440), (374, 53960280), (408, 49463590), (440, 45866238), (484, 41696580), (510, 39570872), (528, 38221865), (561, 35973520), (605, 33357264), (660, 30577492), (680, 29678154), (726, 27797720), (748, 26980140), (816, 24731795), (880, 22933119), (935, 21584112), (968, 20848290), (1020, 19785436), (1122, 17986760), (1210, 16678632), (1320, 15288746), (1360, 14839077), (1452, 13898860), (1496, 13490070), (1815, 11119088), (1870, 10792056), (1936, 10424145), (2040, 9892718), (2057, 9810960), (2244, 8993380), (2420, 8339316), (2640, 7644373), (2805, 7194704), (2904, 6949430), (2992, 6745035), (3630, 5559544), (3740, 5396028), (4080, 4946359), (4114, 4905480), (4488, 4496690), (4840, 4169658), (5610, 3597352), (5808, 3474715), (6171, 3270320), (7260, 2779772), (7480, 2698014), (8228, 2452740), (8976, 2248345), (9680, 2084829), (10285, 1962192), (11220, 1798676), (12342, 1635160), (14520, 1389886), (14960, 1349007), (16456, 1226370), (20570, 981096), (22440, 899338), (24684, 817580), (29040, 694943), (30855, 654064), (32912, 613185), (40879, 493680), (41140, 490548), (44880, 449669), (49368, 408790), (61710, 327032), (81758, 246840), (82280, 245274), (98736, 204395), (122637, 164560), (123420, 163516)]