31230360

素因数分解:

$2^3\times 3^8\times 5^1\times 7^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 288

約数和(自身を含む): 127539360

約数和(自身を除く): 96309000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 81, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 162, 168, 170, 180, 189, 204, 210, 216, 238, 243, 252, 255, 270, 280, 306, 315, 324, 340, 357, 360, 378, 405, 408, 420, 459, 476, 486, 504, 510, 540, 567, 595, 612, 630, 648, 680, 714, 729, 756, 765, 810, 840, 918, 945, 952, 972, 1020, 1071, 1080, 1134, 1190, 1215, 1224, 1260, 1377, 1428, 1458, 1512, 1530, 1620, 1701, 1785, 1836, 1890, 1944, 2040, 2142, 2187, 2268, 2295, 2380, 2430, 2520, 2754, 2835, 2856, 2916, 3060, 3213, 3240, 3402, 3570, 3645, 3672, 3780, 4131, 4284, 4374, 4536, 4590, 4760, 4860, 5103, 5355, 5508, 5670, 5832, 6120, 6426, 6561, 6804, 6885, 7140, 7290, 7560, 8262, 8505, 8568, 8748, 9180, 9639, 9720, 10206, 10710, 10935, 11016, 11340, 12393, 12852, 13122, 13608, 13770, 14280, 14580, 15309, 16065, 16524, 17010, 17496, 18360, 19278, 20412, 20655, 21420, 21870, 22680, 24786, 25515, 25704, 26244, 27540, 28917, 29160, 30618, 32130, 32805, 33048, 34020, 37179, 38556, 40824, 41310, 42840, 43740, 45927, 48195, 49572, 51030, 52488, 55080, 57834, 61236, 61965, 64260, 65610, 68040, 74358, 76545, 77112, 82620, 86751, 87480, 91854, 96390, 99144, 102060, 111537, 115668, 122472, 123930, 128520, 131220, 144585, 148716, 153090, 165240, 173502, 183708, 185895, 192780, 204120, 223074, 229635, 231336, 247860, 260253, 262440, 289170, 297432, 306180, 347004, 367416, 371790, 385560, 433755, 446148, 459270, 495720, 520506, 557685, 578340, 612360, 694008, 743580, 780759, 867510, 892296, 918540, 1041012, 1115370, 1156680, 1301265, 1487160, 1561518, 1735020, 1837080, 2082024, 2230740, 2602530, 3123036, 3470040, 3903795, 4461480, 5205060, 6246072, 7807590, 10410120, 15615180, 31230360]

約数ペア:

[(1, 31230360), (2, 15615180), (3, 10410120), (4, 7807590), (5, 6246072), (6, 5205060), (7, 4461480), (8, 3903795), (9, 3470040), (10, 3123036), (12, 2602530), (14, 2230740), (15, 2082024), (17, 1837080), (18, 1735020), (20, 1561518), (21, 1487160), (24, 1301265), (27, 1156680), (28, 1115370), (30, 1041012), (34, 918540), (35, 892296), (36, 867510), (40, 780759), (42, 743580), (45, 694008), (51, 612360), (54, 578340), (56, 557685), (60, 520506), (63, 495720), (68, 459270), (70, 446148), (72, 433755), (81, 385560), (84, 371790), (85, 367416), (90, 347004), (102, 306180), (105, 297432), (108, 289170), (119, 262440), (120, 260253), (126, 247860), (135, 231336), (136, 229635), (140, 223074), (153, 204120), (162, 192780), (168, 185895), (170, 183708), (180, 173502), (189, 165240), (204, 153090), (210, 148716), (216, 144585), (238, 131220), (243, 128520), (252, 123930), (255, 122472), (270, 115668), (280, 111537), (306, 102060), (315, 99144), (324, 96390), (340, 91854), (357, 87480), (360, 86751), (378, 82620), (405, 77112), (408, 76545), (420, 74358), (459, 68040), (476, 65610), (486, 64260), (504, 61965), (510, 61236), (540, 57834), (567, 55080), (595, 52488), (612, 51030), (630, 49572), (648, 48195), (680, 45927), (714, 43740), (729, 42840), (756, 41310), (765, 40824), (810, 38556), (840, 37179), (918, 34020), (945, 33048), (952, 32805), (972, 32130), (1020, 30618), (1071, 29160), (1080, 28917), (1134, 27540), (1190, 26244), (1215, 25704), (1224, 25515), (1260, 24786), (1377, 22680), (1428, 21870), (1458, 21420), (1512, 20655), (1530, 20412), (1620, 19278), (1701, 18360), (1785, 17496), (1836, 17010), (1890, 16524), (1944, 16065), (2040, 15309), (2142, 14580), (2187, 14280), (2268, 13770), (2295, 13608), (2380, 13122), (2430, 12852), (2520, 12393), (2754, 11340), (2835, 11016), (2856, 10935), (2916, 10710), (3060, 10206), (3213, 9720), (3240, 9639), (3402, 9180), (3570, 8748), (3645, 8568), (3672, 8505), (3780, 8262), (4131, 7560), (4284, 7290), (4374, 7140), (4536, 6885), (4590, 6804), (4760, 6561), (4860, 6426), (5103, 6120), (5355, 5832), (5508, 5670)]