7280280

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 28304640

約数和(自身を除く): 21024360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 107, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 214, 216, 243, 252, 270, 280, 315, 321, 324, 360, 378, 405, 420, 428, 486, 504, 535, 540, 567, 630, 642, 648, 749, 756, 810, 840, 856, 945, 963, 972, 1070, 1080, 1134, 1215, 1260, 1284, 1498, 1512, 1605, 1620, 1701, 1890, 1926, 1944, 2140, 2247, 2268, 2430, 2520, 2568, 2835, 2889, 2996, 3210, 3240, 3402, 3745, 3780, 3852, 4280, 4494, 4536, 4815, 4860, 5670, 5778, 5992, 6420, 6741, 6804, 7490, 7560, 7704, 8505, 8667, 8988, 9630, 9720, 11235, 11340, 11556, 12840, 13482, 13608, 14445, 14980, 17010, 17334, 17976, 19260, 20223, 22470, 22680, 23112, 26001, 26964, 28890, 29960, 33705, 34020, 34668, 38520, 40446, 43335, 44940, 52002, 53928, 57780, 60669, 67410, 68040, 69336, 80892, 86670, 89880, 101115, 104004, 115560, 121338, 130005, 134820, 161784, 173340, 182007, 202230, 208008, 242676, 260010, 269640, 303345, 346680, 364014, 404460, 485352, 520020, 606690, 728028, 808920, 910035, 1040040, 1213380, 1456056, 1820070, 2426760, 3640140, 7280280]

約数ペア:

[(1, 7280280), (2, 3640140), (3, 2426760), (4, 1820070), (5, 1456056), (6, 1213380), (7, 1040040), (8, 910035), (9, 808920), (10, 728028), (12, 606690), (14, 520020), (15, 485352), (18, 404460), (20, 364014), (21, 346680), (24, 303345), (27, 269640), (28, 260010), (30, 242676), (35, 208008), (36, 202230), (40, 182007), (42, 173340), (45, 161784), (54, 134820), (56, 130005), (60, 121338), (63, 115560), (70, 104004), (72, 101115), (81, 89880), (84, 86670), (90, 80892), (105, 69336), (107, 68040), (108, 67410), (120, 60669), (126, 57780), (135, 53928), (140, 52002), (162, 44940), (168, 43335), (180, 40446), (189, 38520), (210, 34668), (214, 34020), (216, 33705), (243, 29960), (252, 28890), (270, 26964), (280, 26001), (315, 23112), (321, 22680), (324, 22470), (360, 20223), (378, 19260), (405, 17976), (420, 17334), (428, 17010), (486, 14980), (504, 14445), (535, 13608), (540, 13482), (567, 12840), (630, 11556), (642, 11340), (648, 11235), (749, 9720), (756, 9630), (810, 8988), (840, 8667), (856, 8505), (945, 7704), (963, 7560), (972, 7490), (1070, 6804), (1080, 6741), (1134, 6420), (1215, 5992), (1260, 5778), (1284, 5670), (1498, 4860), (1512, 4815), (1605, 4536), (1620, 4494), (1701, 4280), (1890, 3852), (1926, 3780), (1944, 3745), (2140, 3402), (2247, 3240), (2268, 3210), (2430, 2996), (2520, 2889), (2568, 2835)]