7978320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1609

約数の個数: 120

約数和(自身を含む): 30640896

約数和(自身を除く): 22662576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1583, 1680, 2520, 3166, 4749, 5040, 6332, 7915, 9498, 11081, 12664, 14247, 15830, 18996, 22162, 23745, 25328, 28494, 31660, 33243, 37992, 44324, 47490, 55405, 56988, 63320, 66486, 71235, 75984, 88648, 94980, 99729, 110810, 113976, 126640, 132972, 142470, 166215, 177296, 189960, 199458, 221620, 227952, 265944, 284940, 332430, 379920, 398916, 443240, 498645, 531888, 569880, 664860, 797832, 886480, 997290, 1139760, 1329720, 1595664, 1994580, 2659440, 3989160, 7978320]

約数ペア:

[(1, 7978320), (2, 3989160), (3, 2659440), (4, 1994580), (5, 1595664), (6, 1329720), (7, 1139760), (8, 997290), (9, 886480), (10, 797832), (12, 664860), (14, 569880), (15, 531888), (16, 498645), (18, 443240), (20, 398916), (21, 379920), (24, 332430), (28, 284940), (30, 265944), (35, 227952), (36, 221620), (40, 199458), (42, 189960), (45, 177296), (48, 166215), (56, 142470), (60, 132972), (63, 126640), (70, 113976), (72, 110810), (80, 99729), (84, 94980), (90, 88648), (105, 75984), (112, 71235), (120, 66486), (126, 63320), (140, 56988), (144, 55405), (168, 47490), (180, 44324), (210, 37992), (240, 33243), (252, 31660), (280, 28494), (315, 25328), (336, 23745), (360, 22162), (420, 18996), (504, 15830), (560, 14247), (630, 12664), (720, 11081), (840, 9498), (1008, 7915), (1260, 6332), (1583, 5040), (1680, 4749), (2520, 3166)]