207819680

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 506217600

約数和(自身を除く): 298397920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 107, 122, 160, 199, 214, 244, 305, 398, 428, 488, 535, 610, 796, 856, 976, 995, 1070, 1220, 1592, 1712, 1952, 1990, 2140, 2440, 3184, 3424, 3980, 4280, 4880, 6368, 6527, 7960, 8560, 9760, 12139, 13054, 15920, 17120, 21293, 24278, 26108, 31840, 32635, 42586, 48556, 52216, 60695, 65270, 85172, 97112, 104432, 106465, 121390, 130540, 170344, 194224, 208864, 212930, 242780, 261080, 340688, 388448, 425860, 485560, 522160, 681376, 851720, 971120, 1044320, 1298873, 1703440, 1942240, 2597746, 3406880, 5195492, 6494365, 10390984, 12988730, 20781968, 25977460, 41563936, 51954920, 103909840, 207819680]

約数ペア:

[(1, 207819680), (2, 103909840), (4, 51954920), (5, 41563936), (8, 25977460), (10, 20781968), (16, 12988730), (20, 10390984), (32, 6494365), (40, 5195492), (61, 3406880), (80, 2597746), (107, 1942240), (122, 1703440), (160, 1298873), (199, 1044320), (214, 971120), (244, 851720), (305, 681376), (398, 522160), (428, 485560), (488, 425860), (535, 388448), (610, 340688), (796, 261080), (856, 242780), (976, 212930), (995, 208864), (1070, 194224), (1220, 170344), (1592, 130540), (1712, 121390), (1952, 106465), (1990, 104432), (2140, 97112), (2440, 85172), (3184, 65270), (3424, 60695), (3980, 52216), (4280, 48556), (4880, 42586), (6368, 32635), (6527, 31840), (7960, 26108), (8560, 24278), (9760, 21293), (12139, 17120), (13054, 15920)]