12489720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 40219200

約数和(自身を除く): 27729480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 58, 60, 74, 87, 97, 111, 116, 120, 145, 148, 174, 185, 194, 222, 232, 290, 291, 296, 348, 370, 388, 435, 444, 485, 555, 580, 582, 696, 740, 776, 870, 888, 970, 1073, 1110, 1160, 1164, 1455, 1480, 1740, 1940, 2146, 2220, 2328, 2813, 2910, 3219, 3480, 3589, 3880, 4292, 4440, 5365, 5626, 5820, 6438, 7178, 8439, 8584, 10730, 10767, 11252, 11640, 12876, 14065, 14356, 16095, 16878, 17945, 21460, 21534, 22504, 25752, 28130, 28712, 32190, 33756, 35890, 42195, 42920, 43068, 53835, 56260, 64380, 67512, 71780, 84390, 86136, 104081, 107670, 112520, 128760, 143560, 168780, 208162, 215340, 312243, 337560, 416324, 430680, 520405, 624486, 832648, 1040810, 1248972, 1561215, 2081620, 2497944, 3122430, 4163240, 6244860, 12489720]

約数ペア:

[(1, 12489720), (2, 6244860), (3, 4163240), (4, 3122430), (5, 2497944), (6, 2081620), (8, 1561215), (10, 1248972), (12, 1040810), (15, 832648), (20, 624486), (24, 520405), (29, 430680), (30, 416324), (37, 337560), (40, 312243), (58, 215340), (60, 208162), (74, 168780), (87, 143560), (97, 128760), (111, 112520), (116, 107670), (120, 104081), (145, 86136), (148, 84390), (174, 71780), (185, 67512), (194, 64380), (222, 56260), (232, 53835), (290, 43068), (291, 42920), (296, 42195), (348, 35890), (370, 33756), (388, 32190), (435, 28712), (444, 28130), (485, 25752), (555, 22504), (580, 21534), (582, 21460), (696, 17945), (740, 16878), (776, 16095), (870, 14356), (888, 14065), (970, 12876), (1073, 11640), (1110, 11252), (1160, 10767), (1164, 10730), (1455, 8584), (1480, 8439), (1740, 7178), (1940, 6438), (2146, 5820), (2220, 5626), (2328, 5365), (2813, 4440), (2910, 4292), (3219, 3880), (3480, 3589)]