78260520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 270371520

約数和(自身を除く): 192111000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 169, 170, 195, 204, 221, 227, 255, 260, 312, 338, 340, 390, 408, 442, 454, 507, 510, 520, 663, 676, 680, 681, 780, 845, 884, 908, 1014, 1020, 1105, 1135, 1326, 1352, 1362, 1560, 1690, 1768, 1816, 2028, 2040, 2210, 2270, 2535, 2652, 2724, 2873, 2951, 3315, 3380, 3405, 3859, 4056, 4420, 4540, 5070, 5304, 5448, 5746, 5902, 6630, 6760, 6810, 7718, 8619, 8840, 8853, 9080, 10140, 11492, 11577, 11804, 13260, 13620, 14365, 14755, 15436, 17238, 17706, 19295, 20280, 22984, 23154, 23608, 26520, 27240, 28730, 29510, 30872, 34476, 35412, 38363, 38590, 43095, 44265, 46308, 50167, 57460, 57885, 59020, 68952, 70824, 76726, 77180, 86190, 88530, 92616, 100334, 114920, 115089, 115770, 118040, 150501, 153452, 154360, 172380, 177060, 191815, 200668, 230178, 231540, 250835, 301002, 306904, 344760, 354120, 383630, 401336, 460356, 463080, 501670, 575445, 602004, 652171, 752505, 767260, 920712, 1003340, 1150890, 1204008, 1304342, 1505010, 1534520, 1956513, 2006680, 2301780, 2608684, 3010020, 3260855, 3913026, 4603560, 5217368, 6020040, 6521710, 7826052, 9782565, 13043420, 15652104, 19565130, 26086840, 39130260, 78260520]

約数ペア:

[(1, 78260520), (2, 39130260), (3, 26086840), (4, 19565130), (5, 15652104), (6, 13043420), (8, 9782565), (10, 7826052), (12, 6521710), (13, 6020040), (15, 5217368), (17, 4603560), (20, 3913026), (24, 3260855), (26, 3010020), (30, 2608684), (34, 2301780), (39, 2006680), (40, 1956513), (51, 1534520), (52, 1505010), (60, 1304342), (65, 1204008), (68, 1150890), (78, 1003340), (85, 920712), (102, 767260), (104, 752505), (120, 652171), (130, 602004), (136, 575445), (156, 501670), (169, 463080), (170, 460356), (195, 401336), (204, 383630), (221, 354120), (227, 344760), (255, 306904), (260, 301002), (312, 250835), (338, 231540), (340, 230178), (390, 200668), (408, 191815), (442, 177060), (454, 172380), (507, 154360), (510, 153452), (520, 150501), (663, 118040), (676, 115770), (680, 115089), (681, 114920), (780, 100334), (845, 92616), (884, 88530), (908, 86190), (1014, 77180), (1020, 76726), (1105, 70824), (1135, 68952), (1326, 59020), (1352, 57885), (1362, 57460), (1560, 50167), (1690, 46308), (1768, 44265), (1816, 43095), (2028, 38590), (2040, 38363), (2210, 35412), (2270, 34476), (2535, 30872), (2652, 29510), (2724, 28730), (2873, 27240), (2951, 26520), (3315, 23608), (3380, 23154), (3405, 22984), (3859, 20280), (4056, 19295), (4420, 17706), (4540, 17238), (5070, 15436), (5304, 14755), (5448, 14365), (5746, 13620), (5902, 13260), (6630, 11804), (6760, 11577), (6810, 11492), (7718, 10140), (8619, 9080), (8840, 8853)]