238778800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1055

約数の個数: 120

約数和(自身を含む): 631584576

約数和(自身を除く): 392805776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 47, 50, 52, 65, 80, 94, 100, 104, 130, 188, 200, 208, 235, 260, 325, 376, 400, 470, 520, 611, 650, 752, 940, 977, 1040, 1175, 1222, 1300, 1880, 1954, 2350, 2444, 2600, 3055, 3760, 3908, 4700, 4885, 4888, 5200, 6110, 7816, 9400, 9770, 9776, 12220, 12701, 15275, 15632, 18800, 19540, 24425, 24440, 25402, 30550, 39080, 45919, 48850, 48880, 50804, 61100, 63505, 78160, 91838, 97700, 101608, 122200, 127010, 183676, 195400, 203216, 229595, 244400, 254020, 317525, 367352, 390800, 459190, 508040, 596947, 635050, 734704, 918380, 1016080, 1147975, 1193894, 1270100, 1836760, 2295950, 2387788, 2540200, 2984735, 3673520, 4591900, 4775576, 5080400, 5969470, 9183800, 9551152, 11938940, 14923675, 18367600, 23877880, 29847350, 47755760, 59694700, 119389400, 238778800]

約数ペア:

[(1, 238778800), (2, 119389400), (4, 59694700), (5, 47755760), (8, 29847350), (10, 23877880), (13, 18367600), (16, 14923675), (20, 11938940), (25, 9551152), (26, 9183800), (40, 5969470), (47, 5080400), (50, 4775576), (52, 4591900), (65, 3673520), (80, 2984735), (94, 2540200), (100, 2387788), (104, 2295950), (130, 1836760), (188, 1270100), (200, 1193894), (208, 1147975), (235, 1016080), (260, 918380), (325, 734704), (376, 635050), (400, 596947), (470, 508040), (520, 459190), (611, 390800), (650, 367352), (752, 317525), (940, 254020), (977, 244400), (1040, 229595), (1175, 203216), (1222, 195400), (1300, 183676), (1880, 127010), (1954, 122200), (2350, 101608), (2444, 97700), (2600, 91838), (3055, 78160), (3760, 63505), (3908, 61100), (4700, 50804), (4885, 48880), (4888, 48850), (5200, 45919), (6110, 39080), (7816, 30550), (9400, 25402), (9770, 24440), (9776, 24425), (12220, 19540), (12701, 18800), (15275, 15632)]