7952040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 27360000

約数和(自身を除く): 19407960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 199, 216, 222, 270, 296, 333, 360, 370, 398, 444, 540, 555, 597, 666, 740, 796, 888, 995, 999, 1080, 1110, 1194, 1332, 1480, 1592, 1665, 1791, 1990, 1998, 2220, 2388, 2664, 2985, 3330, 3582, 3980, 3996, 4440, 4776, 4995, 5373, 5970, 6660, 7164, 7363, 7960, 7992, 8955, 9990, 10746, 11940, 13320, 14328, 14726, 17910, 19980, 21492, 22089, 23880, 26865, 29452, 35820, 36815, 39960, 42984, 44178, 53730, 58904, 66267, 71640, 73630, 88356, 107460, 110445, 132534, 147260, 176712, 198801, 214920, 220890, 265068, 294520, 331335, 397602, 441780, 530136, 662670, 795204, 883560, 994005, 1325340, 1590408, 1988010, 2650680, 3976020, 7952040]

約数ペア:

[(1, 7952040), (2, 3976020), (3, 2650680), (4, 1988010), (5, 1590408), (6, 1325340), (8, 994005), (9, 883560), (10, 795204), (12, 662670), (15, 530136), (18, 441780), (20, 397602), (24, 331335), (27, 294520), (30, 265068), (36, 220890), (37, 214920), (40, 198801), (45, 176712), (54, 147260), (60, 132534), (72, 110445), (74, 107460), (90, 88356), (108, 73630), (111, 71640), (120, 66267), (135, 58904), (148, 53730), (180, 44178), (185, 42984), (199, 39960), (216, 36815), (222, 35820), (270, 29452), (296, 26865), (333, 23880), (360, 22089), (370, 21492), (398, 19980), (444, 17910), (540, 14726), (555, 14328), (597, 13320), (666, 11940), (740, 10746), (796, 9990), (888, 8955), (995, 7992), (999, 7960), (1080, 7363), (1110, 7164), (1194, 6660), (1332, 5970), (1480, 5373), (1592, 4995), (1665, 4776), (1791, 4440), (1990, 3996), (1998, 3980), (2220, 3582), (2388, 3330), (2664, 2985)]