308453040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{1249}}^1$

素因数の和:1289

約数の個数: 240

約数和(自身を含む): 1209000000

約数和(自身を除く): 900546960

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, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1249, 1260, 1372, 1470, 1680, 1715, 1764, 1960, 2058, 2205, 2352, 2498, 2520, 2744, 2940, 3087, 3430, 3528, 3747, 3920, 4116, 4410, 4996, 5040, 5145, 5488, 5880, 6174, 6245, 6860, 7056, 7494, 8232, 8743, 8820, 9992, 10290, 11241, 11760, 12348, 12490, 13720, 14988, 15435, 16464, 17486, 17640, 18735, 19984, 20580, 22482, 24696, 24980, 26229, 27440, 29976, 30870, 34972, 35280, 37470, 41160, 43715, 44964, 49392, 49960, 52458, 56205, 59952, 61201, 61740, 69944, 74940, 78687, 82320, 87430, 89928, 99920, 104916, 112410, 122402, 123480, 131145, 139888, 149880, 157374, 174860, 179856, 183603, 209832, 224820, 244804, 246960, 262290, 299760, 306005, 314748, 349720, 367206, 393435, 419664, 428407, 449640, 489608, 524580, 550809, 612010, 629496, 699440, 734412, 786870, 856814, 899280, 918015, 979216, 1049160, 1101618, 1224020, 1258992, 1285221, 1468824, 1573740, 1713628, 1836030, 2098320, 2142035, 2203236, 2448040, 2570442, 2754045, 2937648, 3147480, 3427256, 3672060, 3855663, 4284070, 4406472, 4896080, 5140884, 5508090, 6294960, 6426105, 6854512, 7344120, 7711326, 8568140, 8812944, 10281768, 11016180, 12852210, 14688240, 15422652, 17136280, 19278315, 20563536, 22032360, 25704420, 30845304, 34272560, 38556630, 44064720, 51408840, 61690608, 77113260, 102817680, 154226520, 308453040]

約数ペア:

[(1, 308453040), (2, 154226520), (3, 102817680), (4, 77113260), (5, 61690608), (6, 51408840), (7, 44064720), (8, 38556630), (9, 34272560), (10, 30845304), (12, 25704420), (14, 22032360), (15, 20563536), (16, 19278315), (18, 17136280), (20, 15422652), (21, 14688240), (24, 12852210), (28, 11016180), (30, 10281768), (35, 8812944), (36, 8568140), (40, 7711326), (42, 7344120), (45, 6854512), (48, 6426105), (49, 6294960), (56, 5508090), (60, 5140884), (63, 4896080), (70, 4406472), (72, 4284070), (80, 3855663), (84, 3672060), (90, 3427256), (98, 3147480), (105, 2937648), (112, 2754045), (120, 2570442), (126, 2448040), (140, 2203236), (144, 2142035), (147, 2098320), (168, 1836030), (180, 1713628), (196, 1573740), (210, 1468824), (240, 1285221), (245, 1258992), (252, 1224020), (280, 1101618), (294, 1049160), (315, 979216), (336, 918015), (343, 899280), (360, 856814), (392, 786870), (420, 734412), (441, 699440), (490, 629496), (504, 612010), (560, 550809), (588, 524580), (630, 489608), (686, 449640), (720, 428407), (735, 419664), (784, 393435), (840, 367206), (882, 349720), (980, 314748), (1008, 306005), (1029, 299760), (1176, 262290), (1249, 246960), (1260, 244804), (1372, 224820), (1470, 209832), (1680, 183603), (1715, 179856), (1764, 174860), (1960, 157374), (2058, 149880), (2205, 139888), (2352, 131145), (2498, 123480), (2520, 122402), (2744, 112410), (2940, 104916), (3087, 99920), (3430, 89928), (3528, 87430), (3747, 82320), (3920, 78687), (4116, 74940), (4410, 69944), (4996, 61740), (5040, 61201), (5145, 59952), (5488, 56205), (5880, 52458), (6174, 49960), (6245, 49392), (6860, 44964), (7056, 43715), (7494, 41160), (8232, 37470), (8743, 35280), (8820, 34972), (9992, 30870), (10290, 29976), (11241, 27440), (11760, 26229), (12348, 24980), (12490, 24696), (13720, 22482), (14988, 20580), (15435, 19984), (16464, 18735), (17486, 17640)]