290447680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 224

約数和(自身を含む): 795893760

約数和(自身を除く): 505446080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 67, 76, 80, 92, 95, 115, 124, 134, 152, 155, 160, 184, 190, 230, 248, 268, 304, 310, 320, 335, 368, 380, 437, 460, 496, 536, 589, 608, 620, 670, 713, 736, 760, 874, 920, 992, 1072, 1178, 1216, 1240, 1273, 1340, 1426, 1472, 1520, 1541, 1748, 1840, 1984, 2077, 2144, 2185, 2356, 2480, 2546, 2680, 2852, 2945, 3040, 3082, 3496, 3565, 3680, 4154, 4288, 4370, 4712, 4960, 5092, 5360, 5704, 5890, 6080, 6164, 6365, 6992, 7130, 7360, 7705, 8308, 8740, 9424, 9920, 10184, 10385, 10720, 11408, 11780, 12328, 12730, 13547, 13984, 14260, 15410, 16616, 17480, 18848, 20368, 20770, 21440, 22816, 23560, 24656, 25460, 27094, 27968, 28520, 29279, 30820, 33232, 34960, 37696, 39463, 40736, 41540, 45632, 47120, 47771, 49312, 50920, 54188, 57040, 58558, 61640, 66464, 67735, 69920, 78926, 81472, 83080, 94240, 95542, 98624, 101840, 108376, 114080, 117116, 123280, 132928, 135470, 139840, 146395, 157852, 166160, 188480, 191084, 197315, 203680, 216752, 228160, 234232, 238855, 246560, 270940, 292790, 315704, 332320, 382168, 394630, 407360, 433504, 468464, 477710, 493120, 541880, 585580, 631408, 664640, 764336, 789260, 867008, 907649, 936928, 955420, 1083760, 1171160, 1262816, 1528672, 1578520, 1815298, 1873856, 1910840, 2167520, 2342320, 2525632, 3057344, 3157040, 3630596, 3821680, 4335040, 4538245, 4684640, 6314080, 7261192, 7643360, 9076490, 9369280, 12628160, 14522384, 15286720, 18152980, 29044768, 36305960, 58089536, 72611920, 145223840, 290447680]

約数ペア:

[(1, 290447680), (2, 145223840), (4, 72611920), (5, 58089536), (8, 36305960), (10, 29044768), (16, 18152980), (19, 15286720), (20, 14522384), (23, 12628160), (31, 9369280), (32, 9076490), (38, 7643360), (40, 7261192), (46, 6314080), (62, 4684640), (64, 4538245), (67, 4335040), (76, 3821680), (80, 3630596), (92, 3157040), (95, 3057344), (115, 2525632), (124, 2342320), (134, 2167520), (152, 1910840), (155, 1873856), (160, 1815298), (184, 1578520), (190, 1528672), (230, 1262816), (248, 1171160), (268, 1083760), (304, 955420), (310, 936928), (320, 907649), (335, 867008), (368, 789260), (380, 764336), (437, 664640), (460, 631408), (496, 585580), (536, 541880), (589, 493120), (608, 477710), (620, 468464), (670, 433504), (713, 407360), (736, 394630), (760, 382168), (874, 332320), (920, 315704), (992, 292790), (1072, 270940), (1178, 246560), (1216, 238855), (1240, 234232), (1273, 228160), (1340, 216752), (1426, 203680), (1472, 197315), (1520, 191084), (1541, 188480), (1748, 166160), (1840, 157852), (1984, 146395), (2077, 139840), (2144, 135470), (2185, 132928), (2356, 123280), (2480, 117116), (2546, 114080), (2680, 108376), (2852, 101840), (2945, 98624), (3040, 95542), (3082, 94240), (3496, 83080), (3565, 81472), (3680, 78926), (4154, 69920), (4288, 67735), (4370, 66464), (4712, 61640), (4960, 58558), (5092, 57040), (5360, 54188), (5704, 50920), (5890, 49312), (6080, 47771), (6164, 47120), (6365, 45632), (6992, 41540), (7130, 40736), (7360, 39463), (7705, 37696), (8308, 34960), (8740, 33232), (9424, 30820), (9920, 29279), (10184, 28520), (10385, 27968), (10720, 27094), (11408, 25460), (11780, 24656), (12328, 23560), (12730, 22816), (13547, 21440), (13984, 20770), (14260, 20368), (15410, 18848), (16616, 17480)]