161560080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20399}}^1$

素因数の和:20429

約数の個数: 120

約数和(自身を含む): 591926400

約数和(自身を除く): 430366320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 183591, 203990, 224389, 244788, 305985, 326384, 367182, 407980, 448778, 489576, 611970, 673167, 734364, 815960, 897556, 917955, 979152, 1121945, 1223940, 1346334, 1468728, 1631920, 1795112, 1835910, 2019501, 2243890, 2447880, 2692668, 2937456, 3365835, 3590224, 3671820, 4039002, 4487780, 4895760, 5385336, 6731670, 7343640, 8078004, 8975560, 10097505, 10770672, 13463340, 14687280, 16156008, 17951120, 20195010, 26926680, 32312016, 40390020, 53853360, 80780040, 161560080]

約数ペア:

[(1, 161560080), (2, 80780040), (3, 53853360), (4, 40390020), (5, 32312016), (6, 26926680), (8, 20195010), (9, 17951120), (10, 16156008), (11, 14687280), (12, 13463340), (15, 10770672), (16, 10097505), (18, 8975560), (20, 8078004), (22, 7343640), (24, 6731670), (30, 5385336), (33, 4895760), (36, 4487780), (40, 4039002), (44, 3671820), (45, 3590224), (48, 3365835), (55, 2937456), (60, 2692668), (66, 2447880), (72, 2243890), (80, 2019501), (88, 1835910), (90, 1795112), (99, 1631920), (110, 1468728), (120, 1346334), (132, 1223940), (144, 1121945), (165, 979152), (176, 917955), (180, 897556), (198, 815960), (220, 734364), (240, 673167), (264, 611970), (330, 489576), (360, 448778), (396, 407980), (440, 367182), (495, 326384), (528, 305985), (660, 244788), (720, 224389), (792, 203990), (880, 183591), (990, 163192), (1320, 122394), (1584, 101995), (1980, 81596), (2640, 61197), (3960, 40798), (7920, 20399)]