15379920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 120

約数和(自身を含む): 53012232

約数和(自身を除く): 37632312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 521, 615, 656, 720, 738, 820, 984, 1042, 1230, 1476, 1563, 1640, 1845, 1968, 2084, 2460, 2605, 2952, 3126, 3280, 3690, 4168, 4689, 4920, 5210, 5904, 6252, 7380, 7815, 8336, 9378, 9840, 10420, 12504, 14760, 15630, 18756, 20840, 21361, 23445, 25008, 29520, 31260, 37512, 41680, 42722, 46890, 62520, 64083, 75024, 85444, 93780, 106805, 125040, 128166, 170888, 187560, 192249, 213610, 256332, 320415, 341776, 375120, 384498, 427220, 512664, 640830, 768996, 854440, 961245, 1025328, 1281660, 1537992, 1708880, 1922490, 2563320, 3075984, 3844980, 5126640, 7689960, 15379920]

約数ペア:

[(1, 15379920), (2, 7689960), (3, 5126640), (4, 3844980), (5, 3075984), (6, 2563320), (8, 1922490), (9, 1708880), (10, 1537992), (12, 1281660), (15, 1025328), (16, 961245), (18, 854440), (20, 768996), (24, 640830), (30, 512664), (36, 427220), (40, 384498), (41, 375120), (45, 341776), (48, 320415), (60, 256332), (72, 213610), (80, 192249), (82, 187560), (90, 170888), (120, 128166), (123, 125040), (144, 106805), (164, 93780), (180, 85444), (205, 75024), (240, 64083), (246, 62520), (328, 46890), (360, 42722), (369, 41680), (410, 37512), (492, 31260), (521, 29520), (615, 25008), (656, 23445), (720, 21361), (738, 20840), (820, 18756), (984, 15630), (1042, 14760), (1230, 12504), (1476, 10420), (1563, 9840), (1640, 9378), (1845, 8336), (1968, 7815), (2084, 7380), (2460, 6252), (2605, 5904), (2952, 5210), (3126, 4920), (3280, 4689), (3690, 4168)]