255674160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{7247}}^1$

素因数の和:7280

約数の個数: 180

約数和(自身を含む): 998962848

約数和(自身を除く): 743288688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 7247, 8820, 11760, 14494, 17640, 21741, 28988, 35280, 36235, 43482, 50729, 57976, 65223, 72470, 86964, 101458, 108705, 115952, 130446, 144940, 152187, 173928, 202916, 217410, 253645, 260892, 289880, 304374, 326115, 347856, 355103, 405832, 434820, 456561, 507290, 521784, 579760, 608748, 652230, 710206, 760935, 811664, 869640, 913122, 1014580, 1043568, 1065309, 1217496, 1304460, 1420412, 1521870, 1739280, 1775515, 1826244, 2029160, 2130618, 2282805, 2434992, 2608920, 2840824, 3043740, 3195927, 3551030, 3652488, 4058320, 4261236, 4565610, 5217840, 5326545, 5681648, 6087480, 6391854, 7102060, 7304976, 8522472, 9131220, 10653090, 12174960, 12783708, 14204120, 15979635, 17044944, 18262440, 21306180, 25567416, 28408240, 31959270, 36524880, 42612360, 51134832, 63918540, 85224720, 127837080, 255674160]

約数ペア:

[(1, 255674160), (2, 127837080), (3, 85224720), (4, 63918540), (5, 51134832), (6, 42612360), (7, 36524880), (8, 31959270), (9, 28408240), (10, 25567416), (12, 21306180), (14, 18262440), (15, 17044944), (16, 15979635), (18, 14204120), (20, 12783708), (21, 12174960), (24, 10653090), (28, 9131220), (30, 8522472), (35, 7304976), (36, 7102060), (40, 6391854), (42, 6087480), (45, 5681648), (48, 5326545), (49, 5217840), (56, 4565610), (60, 4261236), (63, 4058320), (70, 3652488), (72, 3551030), (80, 3195927), (84, 3043740), (90, 2840824), (98, 2608920), (105, 2434992), (112, 2282805), (120, 2130618), (126, 2029160), (140, 1826244), (144, 1775515), (147, 1739280), (168, 1521870), (180, 1420412), (196, 1304460), (210, 1217496), (240, 1065309), (245, 1043568), (252, 1014580), (280, 913122), (294, 869640), (315, 811664), (336, 760935), (360, 710206), (392, 652230), (420, 608748), (441, 579760), (490, 521784), (504, 507290), (560, 456561), (588, 434820), (630, 405832), (720, 355103), (735, 347856), (784, 326115), (840, 304374), (882, 289880), (980, 260892), (1008, 253645), (1176, 217410), (1260, 202916), (1470, 173928), (1680, 152187), (1764, 144940), (1960, 130446), (2205, 115952), (2352, 108705), (2520, 101458), (2940, 86964), (3528, 72470), (3920, 65223), (4410, 57976), (5040, 50729), (5880, 43482), (7056, 36235), (7247, 35280), (8820, 28988), (11760, 21741), (14494, 17640)]