30801960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:760

約数の個数: 192

約数和(自身を含む): 121305600

約数和(自身を除く): 90503640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 719, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1438, 1530, 1785, 2040, 2142, 2157, 2380, 2520, 2856, 2876, 3060, 3570, 3595, 4284, 4314, 4760, 5033, 5355, 5752, 6120, 6471, 7140, 7190, 8568, 8628, 10066, 10710, 10785, 12223, 12942, 14280, 14380, 15099, 17256, 20132, 21420, 21570, 24446, 25165, 25884, 28760, 30198, 32355, 36669, 40264, 42840, 43140, 45297, 48892, 50330, 51768, 60396, 61115, 64710, 73338, 75495, 85561, 86280, 90594, 97784, 100660, 110007, 120792, 122230, 129420, 146676, 150990, 171122, 181188, 183345, 201320, 220014, 226485, 244460, 256683, 258840, 293352, 301980, 342244, 362376, 366690, 427805, 440028, 452970, 488920, 513366, 550035, 603960, 684488, 733380, 770049, 855610, 880056, 905940, 1026732, 1100070, 1283415, 1466760, 1540098, 1711220, 1811880, 2053464, 2200140, 2566830, 3080196, 3422440, 3850245, 4400280, 5133660, 6160392, 7700490, 10267320, 15400980, 30801960]

約数ペア:

[(1, 30801960), (2, 15400980), (3, 10267320), (4, 7700490), (5, 6160392), (6, 5133660), (7, 4400280), (8, 3850245), (9, 3422440), (10, 3080196), (12, 2566830), (14, 2200140), (15, 2053464), (17, 1811880), (18, 1711220), (20, 1540098), (21, 1466760), (24, 1283415), (28, 1100070), (30, 1026732), (34, 905940), (35, 880056), (36, 855610), (40, 770049), (42, 733380), (45, 684488), (51, 603960), (56, 550035), (60, 513366), (63, 488920), (68, 452970), (70, 440028), (72, 427805), (84, 366690), (85, 362376), (90, 342244), (102, 301980), (105, 293352), (119, 258840), (120, 256683), (126, 244460), (136, 226485), (140, 220014), (153, 201320), (168, 183345), (170, 181188), (180, 171122), (204, 150990), (210, 146676), (238, 129420), (252, 122230), (255, 120792), (280, 110007), (306, 100660), (315, 97784), (340, 90594), (357, 86280), (360, 85561), (408, 75495), (420, 73338), (476, 64710), (504, 61115), (510, 60396), (595, 51768), (612, 50330), (630, 48892), (680, 45297), (714, 43140), (719, 42840), (765, 40264), (840, 36669), (952, 32355), (1020, 30198), (1071, 28760), (1190, 25884), (1224, 25165), (1260, 24446), (1428, 21570), (1438, 21420), (1530, 20132), (1785, 17256), (2040, 15099), (2142, 14380), (2157, 14280), (2380, 12942), (2520, 12223), (2856, 10785), (2876, 10710), (3060, 10066), (3570, 8628), (3595, 8568), (4284, 7190), (4314, 7140), (4760, 6471), (5033, 6120), (5355, 5752)]