21619680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 69146784

約数和(自身を除く): 47527104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 160, 219, 240, 292, 365, 438, 480, 584, 617, 730, 876, 1095, 1168, 1234, 1460, 1752, 1851, 2190, 2336, 2468, 2920, 3085, 3504, 3702, 4380, 4936, 5840, 6170, 7008, 7404, 8760, 9255, 9872, 11680, 12340, 14808, 17520, 18510, 19744, 24680, 29616, 35040, 37020, 45041, 49360, 59232, 74040, 90082, 98720, 135123, 148080, 180164, 225205, 270246, 296160, 360328, 450410, 540492, 675615, 720656, 900820, 1080984, 1351230, 1441312, 1801640, 2161968, 2702460, 3603280, 4323936, 5404920, 7206560, 10809840, 21619680]

約数ペア:

[(1, 21619680), (2, 10809840), (3, 7206560), (4, 5404920), (5, 4323936), (6, 3603280), (8, 2702460), (10, 2161968), (12, 1801640), (15, 1441312), (16, 1351230), (20, 1080984), (24, 900820), (30, 720656), (32, 675615), (40, 540492), (48, 450410), (60, 360328), (73, 296160), (80, 270246), (96, 225205), (120, 180164), (146, 148080), (160, 135123), (219, 98720), (240, 90082), (292, 74040), (365, 59232), (438, 49360), (480, 45041), (584, 37020), (617, 35040), (730, 29616), (876, 24680), (1095, 19744), (1168, 18510), (1234, 17520), (1460, 14808), (1752, 12340), (1851, 11680), (2190, 9872), (2336, 9255), (2468, 8760), (2920, 7404), (3085, 7008), (3504, 6170), (3702, 5840), (4380, 4936)]