28733040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{5701}}^1$

素因数の和:5727

約数の個数: 120

約数和(自身を含む): 110299488

約数和(自身を除く): 81566448

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, 1680, 2520, 5040, 5701, 11402, 17103, 22804, 28505, 34206, 39907, 45608, 51309, 57010, 68412, 79814, 85515, 91216, 102618, 114020, 119721, 136824, 159628, 171030, 199535, 205236, 228040, 239442, 256545, 273648, 319256, 342060, 359163, 399070, 410472, 456080, 478884, 513090, 598605, 638512, 684120, 718326, 798140, 820944, 957768, 1026180, 1197210, 1368240, 1436652, 1596280, 1795815, 1915536, 2052360, 2394420, 2873304, 3192560, 3591630, 4104720, 4788840, 5746608, 7183260, 9577680, 14366520, 28733040]

約数ペア:

[(1, 28733040), (2, 14366520), (3, 9577680), (4, 7183260), (5, 5746608), (6, 4788840), (7, 4104720), (8, 3591630), (9, 3192560), (10, 2873304), (12, 2394420), (14, 2052360), (15, 1915536), (16, 1795815), (18, 1596280), (20, 1436652), (21, 1368240), (24, 1197210), (28, 1026180), (30, 957768), (35, 820944), (36, 798140), (40, 718326), (42, 684120), (45, 638512), (48, 598605), (56, 513090), (60, 478884), (63, 456080), (70, 410472), (72, 399070), (80, 359163), (84, 342060), (90, 319256), (105, 273648), (112, 256545), (120, 239442), (126, 228040), (140, 205236), (144, 199535), (168, 171030), (180, 159628), (210, 136824), (240, 119721), (252, 114020), (280, 102618), (315, 91216), (336, 85515), (360, 79814), (420, 68412), (504, 57010), (560, 51309), (630, 45608), (720, 39907), (840, 34206), (1008, 28505), (1260, 22804), (1680, 17103), (2520, 11402), (5040, 5701)]