79963920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 240

約数和(自身を含む): 292481280

約数和(自身を除く): 212517360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 48, 51, 60, 68, 72, 80, 85, 90, 94, 102, 120, 136, 139, 141, 144, 153, 170, 180, 188, 204, 235, 240, 255, 272, 278, 282, 306, 340, 360, 376, 408, 417, 423, 470, 510, 556, 564, 612, 680, 695, 705, 720, 752, 765, 799, 816, 834, 846, 940, 1020, 1112, 1128, 1224, 1251, 1360, 1390, 1410, 1530, 1598, 1668, 1692, 1880, 2040, 2085, 2115, 2224, 2256, 2363, 2397, 2448, 2502, 2780, 2820, 3060, 3196, 3336, 3384, 3760, 3995, 4080, 4170, 4230, 4726, 4794, 5004, 5560, 5640, 6120, 6255, 6392, 6533, 6672, 6768, 7089, 7191, 7990, 8340, 8460, 9452, 9588, 10008, 11120, 11280, 11815, 11985, 12240, 12510, 12784, 13066, 14178, 14382, 15980, 16680, 16920, 18904, 19176, 19599, 20016, 21267, 23630, 23970, 25020, 26132, 28356, 28764, 31960, 32665, 33360, 33840, 35445, 35955, 37808, 38352, 39198, 42534, 47260, 47940, 50040, 52264, 56712, 57528, 58797, 63920, 65330, 70890, 71910, 78396, 85068, 94520, 95880, 97995, 100080, 104528, 106335, 111061, 113424, 115056, 117594, 130660, 141780, 143820, 156792, 170136, 189040, 191760, 195990, 212670, 222122, 235188, 261320, 283560, 287640, 293985, 313584, 333183, 340272, 391980, 425340, 444244, 470376, 522640, 555305, 567120, 575280, 587970, 666366, 783960, 850680, 888488, 940752, 999549, 1110610, 1175940, 1332732, 1567920, 1665915, 1701360, 1776976, 1999098, 2221220, 2351880, 2665464, 3331830, 3998196, 4442440, 4703760, 4997745, 5330928, 6663660, 7996392, 8884880, 9995490, 13327320, 15992784, 19990980, 26654640, 39981960, 79963920]

約数ペア:

[(1, 79963920), (2, 39981960), (3, 26654640), (4, 19990980), (5, 15992784), (6, 13327320), (8, 9995490), (9, 8884880), (10, 7996392), (12, 6663660), (15, 5330928), (16, 4997745), (17, 4703760), (18, 4442440), (20, 3998196), (24, 3331830), (30, 2665464), (34, 2351880), (36, 2221220), (40, 1999098), (45, 1776976), (47, 1701360), (48, 1665915), (51, 1567920), (60, 1332732), (68, 1175940), (72, 1110610), (80, 999549), (85, 940752), (90, 888488), (94, 850680), (102, 783960), (120, 666366), (136, 587970), (139, 575280), (141, 567120), (144, 555305), (153, 522640), (170, 470376), (180, 444244), (188, 425340), (204, 391980), (235, 340272), (240, 333183), (255, 313584), (272, 293985), (278, 287640), (282, 283560), (306, 261320), (340, 235188), (360, 222122), (376, 212670), (408, 195990), (417, 191760), (423, 189040), (470, 170136), (510, 156792), (556, 143820), (564, 141780), (612, 130660), (680, 117594), (695, 115056), (705, 113424), (720, 111061), (752, 106335), (765, 104528), (799, 100080), (816, 97995), (834, 95880), (846, 94520), (940, 85068), (1020, 78396), (1112, 71910), (1128, 70890), (1224, 65330), (1251, 63920), (1360, 58797), (1390, 57528), (1410, 56712), (1530, 52264), (1598, 50040), (1668, 47940), (1692, 47260), (1880, 42534), (2040, 39198), (2085, 38352), (2115, 37808), (2224, 35955), (2256, 35445), (2363, 33840), (2397, 33360), (2448, 32665), (2502, 31960), (2780, 28764), (2820, 28356), (3060, 26132), (3196, 25020), (3336, 23970), (3384, 23630), (3760, 21267), (3995, 20016), (4080, 19599), (4170, 19176), (4230, 18904), (4726, 16920), (4794, 16680), (5004, 15980), (5560, 14382), (5640, 14178), (6120, 13066), (6255, 12784), (6392, 12510), (6533, 12240), (6672, 11985), (6768, 11815), (7089, 11280), (7191, 11120), (7990, 10008), (8340, 9588), (8460, 9452)]