54557880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 128

約数和(自身を含む): 180774720

約数和(自身を除く): 126216840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 853, 984, 1066, 1230, 1560, 1599, 1640, 1706, 2132, 2460, 2559, 2665, 3198, 3412, 4264, 4265, 4920, 5118, 5330, 6396, 6824, 7995, 8530, 10236, 10660, 11089, 12792, 12795, 15990, 17060, 20472, 21320, 22178, 25590, 31980, 33267, 34120, 34973, 44356, 51180, 55445, 63960, 66534, 69946, 88712, 102360, 104919, 110890, 133068, 139892, 166335, 174865, 209838, 221780, 266136, 279784, 332670, 349730, 419676, 443560, 454649, 524595, 665340, 699460, 839352, 909298, 1049190, 1330680, 1363947, 1398920, 1818596, 2098380, 2273245, 2727894, 3637192, 4196760, 4546490, 5455788, 6819735, 9092980, 10911576, 13639470, 18185960, 27278940, 54557880]

約数ペア:

[(1, 54557880), (2, 27278940), (3, 18185960), (4, 13639470), (5, 10911576), (6, 9092980), (8, 6819735), (10, 5455788), (12, 4546490), (13, 4196760), (15, 3637192), (20, 2727894), (24, 2273245), (26, 2098380), (30, 1818596), (39, 1398920), (40, 1363947), (41, 1330680), (52, 1049190), (60, 909298), (65, 839352), (78, 699460), (82, 665340), (104, 524595), (120, 454649), (123, 443560), (130, 419676), (156, 349730), (164, 332670), (195, 279784), (205, 266136), (246, 221780), (260, 209838), (312, 174865), (328, 166335), (390, 139892), (410, 133068), (492, 110890), (520, 104919), (533, 102360), (615, 88712), (780, 69946), (820, 66534), (853, 63960), (984, 55445), (1066, 51180), (1230, 44356), (1560, 34973), (1599, 34120), (1640, 33267), (1706, 31980), (2132, 25590), (2460, 22178), (2559, 21320), (2665, 20472), (3198, 17060), (3412, 15990), (4264, 12795), (4265, 12792), (4920, 11089), (5118, 10660), (5330, 10236), (6396, 8530), (6824, 7995)]