320929560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{42451}}^1$

素因数の和:42478

約数の個数: 128

約数和(自身を含む): 1222617600

約数和(自身を除く): 901688040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 42451, 84902, 127353, 169804, 212255, 254706, 297157, 339608, 382059, 424510, 509412, 594314, 636765, 764118, 849020, 891471, 1018824, 1146177, 1188628, 1273530, 1485785, 1528236, 1698040, 1782942, 1910295, 2292354, 2377256, 2547060, 2674413, 2971570, 3056472, 3565884, 3820590, 4457355, 4584708, 5094120, 5348826, 5730885, 5943140, 7131768, 7641180, 8023239, 8914710, 9169416, 10697652, 11461770, 11886280, 13372065, 15282360, 16046478, 17829420, 21395304, 22923540, 26744130, 32092956, 35658840, 40116195, 45847080, 53488260, 64185912, 80232390, 106976520, 160464780, 320929560]

約数ペア:

[(1, 320929560), (2, 160464780), (3, 106976520), (4, 80232390), (5, 64185912), (6, 53488260), (7, 45847080), (8, 40116195), (9, 35658840), (10, 32092956), (12, 26744130), (14, 22923540), (15, 21395304), (18, 17829420), (20, 16046478), (21, 15282360), (24, 13372065), (27, 11886280), (28, 11461770), (30, 10697652), (35, 9169416), (36, 8914710), (40, 8023239), (42, 7641180), (45, 7131768), (54, 5943140), (56, 5730885), (60, 5348826), (63, 5094120), (70, 4584708), (72, 4457355), (84, 3820590), (90, 3565884), (105, 3056472), (108, 2971570), (120, 2674413), (126, 2547060), (135, 2377256), (140, 2292354), (168, 1910295), (180, 1782942), (189, 1698040), (210, 1528236), (216, 1485785), (252, 1273530), (270, 1188628), (280, 1146177), (315, 1018824), (360, 891471), (378, 849020), (420, 764118), (504, 636765), (540, 594314), (630, 509412), (756, 424510), (840, 382059), (945, 339608), (1080, 297157), (1260, 254706), (1512, 212255), (1890, 169804), (2520, 127353), (3780, 84902), (7560, 42451)]