2909560920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{56783}}^1$

素因数の和:56865

約数の個数: 128

約数和(自身を含む): 10139351040

約数和(自身を除く): 7229790120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 17080, 25620, 51240, 56783, 113566, 170349, 227132, 283915, 340698, 397481, 454264, 567830, 681396, 794962, 851745, 1135660, 1192443, 1362792, 1589924, 1703490, 1987405, 2271320, 2384886, 3179848, 3406980, 3463763, 3974810, 4769772, 5962215, 6813960, 6927526, 7949620, 9539544, 10391289, 11924430, 13855052, 15899240, 17318815, 20782578, 23848860, 24246341, 27710104, 34637630, 41565156, 47697720, 48492682, 51956445, 69275260, 72739023, 83130312, 96985364, 103912890, 121231705, 138550520, 145478046, 193970728, 207825780, 242463410, 290956092, 363695115, 415651560, 484926820, 581912184, 727390230, 969853640, 1454780460, 2909560920]

約数ペア:

[(1, 2909560920), (2, 1454780460), (3, 969853640), (4, 727390230), (5, 581912184), (6, 484926820), (7, 415651560), (8, 363695115), (10, 290956092), (12, 242463410), (14, 207825780), (15, 193970728), (20, 145478046), (21, 138550520), (24, 121231705), (28, 103912890), (30, 96985364), (35, 83130312), (40, 72739023), (42, 69275260), (56, 51956445), (60, 48492682), (61, 47697720), (70, 41565156), (84, 34637630), (105, 27710104), (120, 24246341), (122, 23848860), (140, 20782578), (168, 17318815), (183, 15899240), (210, 13855052), (244, 11924430), (280, 10391289), (305, 9539544), (366, 7949620), (420, 6927526), (427, 6813960), (488, 5962215), (610, 4769772), (732, 3974810), (840, 3463763), (854, 3406980), (915, 3179848), (1220, 2384886), (1281, 2271320), (1464, 1987405), (1708, 1703490), (1830, 1589924), (2135, 1362792), (2440, 1192443), (2562, 1135660), (3416, 851745), (3660, 794962), (4270, 681396), (5124, 567830), (6405, 454264), (7320, 397481), (8540, 340698), (10248, 283915), (12810, 227132), (17080, 170349), (25620, 113566), (51240, 56783)]