72841560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 240710400

約数和(自身を除く): 167868840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 139, 165, 220, 264, 278, 330, 397, 417, 440, 556, 660, 695, 794, 834, 1112, 1191, 1320, 1390, 1529, 1588, 1668, 1985, 2085, 2382, 2780, 3058, 3176, 3336, 3970, 4170, 4367, 4587, 4764, 5560, 5955, 6116, 7645, 7940, 8340, 8734, 9174, 9528, 11910, 12232, 13101, 15290, 15880, 16680, 17468, 18348, 21835, 22935, 23820, 26202, 30580, 34936, 36696, 43670, 45870, 47640, 52404, 55183, 61160, 65505, 87340, 91740, 104808, 110366, 131010, 165549, 174680, 183480, 220732, 262020, 275915, 331098, 441464, 524040, 551830, 607013, 662196, 827745, 1103660, 1214026, 1324392, 1655490, 1821039, 2207320, 2428052, 3035065, 3310980, 3642078, 4856104, 6070130, 6621960, 7284156, 9105195, 12140260, 14568312, 18210390, 24280520, 36420780, 72841560]

約数ペア:

[(1, 72841560), (2, 36420780), (3, 24280520), (4, 18210390), (5, 14568312), (6, 12140260), (8, 9105195), (10, 7284156), (11, 6621960), (12, 6070130), (15, 4856104), (20, 3642078), (22, 3310980), (24, 3035065), (30, 2428052), (33, 2207320), (40, 1821039), (44, 1655490), (55, 1324392), (60, 1214026), (66, 1103660), (88, 827745), (110, 662196), (120, 607013), (132, 551830), (139, 524040), (165, 441464), (220, 331098), (264, 275915), (278, 262020), (330, 220732), (397, 183480), (417, 174680), (440, 165549), (556, 131010), (660, 110366), (695, 104808), (794, 91740), (834, 87340), (1112, 65505), (1191, 61160), (1320, 55183), (1390, 52404), (1529, 47640), (1588, 45870), (1668, 43670), (1985, 36696), (2085, 34936), (2382, 30580), (2780, 26202), (3058, 23820), (3176, 22935), (3336, 21835), (3970, 18348), (4170, 17468), (4367, 16680), (4587, 15880), (4764, 15290), (5560, 13101), (5955, 12232), (6116, 11910), (7645, 9528), (7940, 9174), (8340, 8734)]