72428040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 243360000

約数和(自身を除く): 170931960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 199, 216, 270, 337, 360, 398, 540, 597, 674, 796, 995, 1011, 1080, 1194, 1348, 1592, 1685, 1791, 1990, 2022, 2388, 2696, 2985, 3033, 3370, 3582, 3980, 4044, 4776, 5055, 5373, 5970, 6066, 6740, 7164, 7960, 8088, 8955, 9099, 10110, 10746, 11940, 12132, 13480, 14328, 15165, 17910, 18198, 20220, 21492, 23880, 24264, 26865, 30330, 35820, 36396, 40440, 42984, 45495, 53730, 60660, 67063, 71640, 72792, 90990, 107460, 121320, 134126, 181980, 201189, 214920, 268252, 335315, 363960, 402378, 536504, 603567, 670630, 804756, 1005945, 1207134, 1341260, 1609512, 1810701, 2011890, 2414268, 2682520, 3017835, 3621402, 4023780, 4828536, 6035670, 7242804, 8047560, 9053505, 12071340, 14485608, 18107010, 24142680, 36214020, 72428040]

約数ペア:

[(1, 72428040), (2, 36214020), (3, 24142680), (4, 18107010), (5, 14485608), (6, 12071340), (8, 9053505), (9, 8047560), (10, 7242804), (12, 6035670), (15, 4828536), (18, 4023780), (20, 3621402), (24, 3017835), (27, 2682520), (30, 2414268), (36, 2011890), (40, 1810701), (45, 1609512), (54, 1341260), (60, 1207134), (72, 1005945), (90, 804756), (108, 670630), (120, 603567), (135, 536504), (180, 402378), (199, 363960), (216, 335315), (270, 268252), (337, 214920), (360, 201189), (398, 181980), (540, 134126), (597, 121320), (674, 107460), (796, 90990), (995, 72792), (1011, 71640), (1080, 67063), (1194, 60660), (1348, 53730), (1592, 45495), (1685, 42984), (1791, 40440), (1990, 36396), (2022, 35820), (2388, 30330), (2696, 26865), (2985, 24264), (3033, 23880), (3370, 21492), (3582, 20220), (3980, 18198), (4044, 17910), (4776, 15165), (5055, 14328), (5373, 13480), (5970, 12132), (6066, 11940), (6740, 10746), (7164, 10110), (7960, 9099), (8088, 8955)]