278937360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1753}}^1$

素因数の和:1802

約数の個数: 240

約数和(自身を含む): 1068775344

約数和(自身を除く): 789837984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1753, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3506, 3536, 3978, 4080, 4420, 4680, 5259, 5304, 6120, 6630, 7012, 7956, 8765, 8840, 9360, 9945, 10518, 10608, 12240, 13260, 14024, 15777, 15912, 17530, 17680, 19890, 21036, 22789, 26295, 26520, 28048, 29801, 31554, 31824, 35060, 39780, 42072, 45578, 52590, 53040, 59602, 63108, 68367, 70120, 78885, 79560, 84144, 89403, 91156, 105180, 113945, 119204, 126216, 136734, 140240, 149005, 157770, 159120, 178806, 182312, 205101, 210360, 227890, 238408, 252432, 268209, 273468, 298010, 315540, 341835, 357612, 364624, 387413, 410202, 420720, 447015, 455780, 476816, 536418, 546936, 596020, 631080, 683670, 715224, 774826, 820404, 894030, 911560, 1025505, 1072836, 1093872, 1162239, 1192040, 1262160, 1341045, 1367340, 1430448, 1549652, 1640808, 1788060, 1823120, 1937065, 2051010, 2145672, 2324478, 2384080, 2682090, 2734680, 3099304, 3281616, 3486717, 3576120, 3874130, 4102020, 4291344, 4648956, 5364180, 5469360, 5811195, 6198608, 6973434, 7152240, 7748260, 8204040, 9297912, 10728360, 11622390, 13946868, 15496520, 16408080, 17433585, 18595824, 21456720, 23244780, 27893736, 30993040, 34867170, 46489560, 55787472, 69734340, 92979120, 139468680, 278937360]

約数ペア:

[(1, 278937360), (2, 139468680), (3, 92979120), (4, 69734340), (5, 55787472), (6, 46489560), (8, 34867170), (9, 30993040), (10, 27893736), (12, 23244780), (13, 21456720), (15, 18595824), (16, 17433585), (17, 16408080), (18, 15496520), (20, 13946868), (24, 11622390), (26, 10728360), (30, 9297912), (34, 8204040), (36, 7748260), (39, 7152240), (40, 6973434), (45, 6198608), (48, 5811195), (51, 5469360), (52, 5364180), (60, 4648956), (65, 4291344), (68, 4102020), (72, 3874130), (78, 3576120), (80, 3486717), (85, 3281616), (90, 3099304), (102, 2734680), (104, 2682090), (117, 2384080), (120, 2324478), (130, 2145672), (136, 2051010), (144, 1937065), (153, 1823120), (156, 1788060), (170, 1640808), (180, 1549652), (195, 1430448), (204, 1367340), (208, 1341045), (221, 1262160), (234, 1192040), (240, 1162239), (255, 1093872), (260, 1072836), (272, 1025505), (306, 911560), (312, 894030), (340, 820404), (360, 774826), (390, 715224), (408, 683670), (442, 631080), (468, 596020), (510, 546936), (520, 536418), (585, 476816), (612, 455780), (624, 447015), (663, 420720), (680, 410202), (720, 387413), (765, 364624), (780, 357612), (816, 341835), (884, 315540), (936, 298010), (1020, 273468), (1040, 268209), (1105, 252432), (1170, 238408), (1224, 227890), (1326, 210360), (1360, 205101), (1530, 182312), (1560, 178806), (1753, 159120), (1768, 157770), (1872, 149005), (1989, 140240), (2040, 136734), (2210, 126216), (2340, 119204), (2448, 113945), (2652, 105180), (3060, 91156), (3120, 89403), (3315, 84144), (3506, 79560), (3536, 78885), (3978, 70120), (4080, 68367), (4420, 63108), (4680, 59602), (5259, 53040), (5304, 52590), (6120, 45578), (6630, 42072), (7012, 39780), (7956, 35060), (8765, 31824), (8840, 31554), (9360, 29801), (9945, 28048), (10518, 26520), (10608, 26295), (12240, 22789), (13260, 21036), (14024, 19890), (15777, 17680), (15912, 17530)]