380812920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 256

約数和(自身を含む): 1290038400

約数和(自身を除く): 909225480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 41, 51, 58, 60, 68, 82, 85, 87, 102, 116, 120, 123, 136, 145, 157, 164, 170, 174, 204, 205, 232, 246, 255, 290, 314, 328, 340, 348, 408, 410, 435, 471, 492, 493, 510, 580, 615, 628, 680, 696, 697, 785, 820, 870, 942, 984, 986, 1020, 1160, 1189, 1230, 1256, 1394, 1479, 1570, 1640, 1740, 1884, 1972, 2040, 2091, 2355, 2378, 2460, 2465, 2669, 2788, 2958, 3140, 3480, 3485, 3567, 3768, 3944, 4182, 4553, 4710, 4756, 4920, 4930, 5338, 5576, 5916, 5945, 6280, 6437, 6970, 7134, 7395, 8007, 8364, 9106, 9420, 9512, 9860, 10455, 10676, 11832, 11890, 12874, 13345, 13659, 13940, 14268, 14790, 16014, 16728, 17835, 18212, 18840, 19311, 19720, 20213, 20910, 21352, 22765, 23780, 25748, 26690, 27318, 27880, 28536, 29580, 32028, 32185, 35670, 36424, 38622, 40035, 40426, 41820, 45530, 47560, 51496, 53380, 54636, 59160, 60639, 64056, 64370, 68295, 71340, 77244, 77401, 80070, 80852, 83640, 91060, 96555, 101065, 106760, 109272, 109429, 121278, 128740, 136590, 142680, 154488, 154802, 160140, 161704, 182120, 186673, 193110, 202130, 218858, 232203, 242556, 257480, 273180, 303195, 309604, 320280, 328287, 373346, 386220, 387005, 404260, 437716, 464406, 485112, 546360, 547145, 560019, 606390, 619208, 656574, 746692, 772440, 774010, 808520, 875432, 928812, 933365, 1094290, 1120038, 1161015, 1212780, 1313148, 1493384, 1548020, 1641435, 1857624, 1866730, 2188580, 2240076, 2322030, 2425560, 2626296, 2800095, 3096040, 3173441, 3282870, 3733460, 4377160, 4480152, 4644060, 5600190, 6346882, 6565740, 7466920, 9288120, 9520323, 11200380, 12693764, 13131480, 15867205, 19040646, 22400760, 25387528, 31734410, 38081292, 47601615, 63468820, 76162584, 95203230, 126937640, 190406460, 380812920]

約数ペア:

[(1, 380812920), (2, 190406460), (3, 126937640), (4, 95203230), (5, 76162584), (6, 63468820), (8, 47601615), (10, 38081292), (12, 31734410), (15, 25387528), (17, 22400760), (20, 19040646), (24, 15867205), (29, 13131480), (30, 12693764), (34, 11200380), (40, 9520323), (41, 9288120), (51, 7466920), (58, 6565740), (60, 6346882), (68, 5600190), (82, 4644060), (85, 4480152), (87, 4377160), (102, 3733460), (116, 3282870), (120, 3173441), (123, 3096040), (136, 2800095), (145, 2626296), (157, 2425560), (164, 2322030), (170, 2240076), (174, 2188580), (204, 1866730), (205, 1857624), (232, 1641435), (246, 1548020), (255, 1493384), (290, 1313148), (314, 1212780), (328, 1161015), (340, 1120038), (348, 1094290), (408, 933365), (410, 928812), (435, 875432), (471, 808520), (492, 774010), (493, 772440), (510, 746692), (580, 656574), (615, 619208), (628, 606390), (680, 560019), (696, 547145), (697, 546360), (785, 485112), (820, 464406), (870, 437716), (942, 404260), (984, 387005), (986, 386220), (1020, 373346), (1160, 328287), (1189, 320280), (1230, 309604), (1256, 303195), (1394, 273180), (1479, 257480), (1570, 242556), (1640, 232203), (1740, 218858), (1884, 202130), (1972, 193110), (2040, 186673), (2091, 182120), (2355, 161704), (2378, 160140), (2460, 154802), (2465, 154488), (2669, 142680), (2788, 136590), (2958, 128740), (3140, 121278), (3480, 109429), (3485, 109272), (3567, 106760), (3768, 101065), (3944, 96555), (4182, 91060), (4553, 83640), (4710, 80852), (4756, 80070), (4920, 77401), (4930, 77244), (5338, 71340), (5576, 68295), (5916, 64370), (5945, 64056), (6280, 60639), (6437, 59160), (6970, 54636), (7134, 53380), (7395, 51496), (8007, 47560), (8364, 45530), (9106, 41820), (9420, 40426), (9512, 40035), (9860, 38622), (10455, 36424), (10676, 35670), (11832, 32185), (11890, 32028), (12874, 29580), (13345, 28536), (13659, 27880), (13940, 27318), (14268, 26690), (14790, 25748), (16014, 23780), (16728, 22765), (17835, 21352), (18212, 20910), (18840, 20213), (19311, 19720)]