56830520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 144460800

約数和(自身を除く): 87630280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 43, 47, 74, 76, 86, 94, 95, 148, 152, 172, 185, 188, 190, 215, 235, 296, 344, 370, 376, 380, 430, 470, 703, 740, 760, 817, 860, 893, 940, 1406, 1480, 1591, 1634, 1720, 1739, 1786, 1880, 2021, 2812, 3182, 3268, 3478, 3515, 3572, 4042, 4085, 4465, 5624, 6364, 6536, 6956, 7030, 7144, 7955, 8084, 8170, 8695, 8930, 10105, 12728, 13912, 14060, 15910, 16168, 16340, 17390, 17860, 20210, 28120, 30229, 31820, 32680, 33041, 34780, 35720, 38399, 40420, 60458, 63640, 66082, 69560, 74777, 76798, 80840, 120916, 132164, 149554, 151145, 153596, 165205, 191995, 241832, 264328, 299108, 302290, 307192, 330410, 373885, 383990, 598216, 604580, 660820, 747770, 767980, 1209160, 1321640, 1420763, 1495540, 1535960, 2841526, 2991080, 5683052, 7103815, 11366104, 14207630, 28415260, 56830520]

約数ペア:

[(1, 56830520), (2, 28415260), (4, 14207630), (5, 11366104), (8, 7103815), (10, 5683052), (19, 2991080), (20, 2841526), (37, 1535960), (38, 1495540), (40, 1420763), (43, 1321640), (47, 1209160), (74, 767980), (76, 747770), (86, 660820), (94, 604580), (95, 598216), (148, 383990), (152, 373885), (172, 330410), (185, 307192), (188, 302290), (190, 299108), (215, 264328), (235, 241832), (296, 191995), (344, 165205), (370, 153596), (376, 151145), (380, 149554), (430, 132164), (470, 120916), (703, 80840), (740, 76798), (760, 74777), (817, 69560), (860, 66082), (893, 63640), (940, 60458), (1406, 40420), (1480, 38399), (1591, 35720), (1634, 34780), (1720, 33041), (1739, 32680), (1786, 31820), (1880, 30229), (2021, 28120), (2812, 20210), (3182, 17860), (3268, 17390), (3478, 16340), (3515, 16168), (3572, 15910), (4042, 14060), (4085, 13912), (4465, 12728), (5624, 10105), (6364, 8930), (6536, 8695), (6956, 8170), (7030, 8084), (7144, 7955)]