156688400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:417

約数の個数: 120

約数和(自身を含む): 415152000

約数和(自身を除く): 258463600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 149, 176, 200, 220, 239, 275, 298, 400, 440, 478, 550, 596, 745, 880, 956, 1100, 1192, 1195, 1490, 1639, 1912, 2200, 2384, 2390, 2629, 2980, 3278, 3725, 3824, 4400, 4780, 5258, 5960, 5975, 6556, 7450, 8195, 9560, 10516, 11920, 11950, 13112, 13145, 14900, 16390, 19120, 21032, 23900, 26224, 26290, 29800, 32780, 35611, 40975, 42064, 47800, 52580, 59600, 65560, 65725, 71222, 81950, 95600, 105160, 131120, 131450, 142444, 163900, 178055, 210320, 262900, 284888, 327800, 356110, 391721, 525800, 569776, 655600, 712220, 783442, 890275, 1051600, 1424440, 1566884, 1780550, 1958605, 2848880, 3133768, 3561100, 3917210, 6267536, 7122200, 7834420, 9793025, 14244400, 15668840, 19586050, 31337680, 39172100, 78344200, 156688400]

約数ペア:

[(1, 156688400), (2, 78344200), (4, 39172100), (5, 31337680), (8, 19586050), (10, 15668840), (11, 14244400), (16, 9793025), (20, 7834420), (22, 7122200), (25, 6267536), (40, 3917210), (44, 3561100), (50, 3133768), (55, 2848880), (80, 1958605), (88, 1780550), (100, 1566884), (110, 1424440), (149, 1051600), (176, 890275), (200, 783442), (220, 712220), (239, 655600), (275, 569776), (298, 525800), (400, 391721), (440, 356110), (478, 327800), (550, 284888), (596, 262900), (745, 210320), (880, 178055), (956, 163900), (1100, 142444), (1192, 131450), (1195, 131120), (1490, 105160), (1639, 95600), (1912, 81950), (2200, 71222), (2384, 65725), (2390, 65560), (2629, 59600), (2980, 52580), (3278, 47800), (3725, 42064), (3824, 40975), (4400, 35611), (4780, 32780), (5258, 29800), (5960, 26290), (5975, 26224), (6556, 23900), (7450, 21032), (8195, 19120), (9560, 16390), (10516, 14900), (11920, 13145), (11950, 13112)]