620887800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79601}}^1$

素因数の和:79633

約数の個数: 96

約数和(自身を含む): 2072836080

約数和(自身を除く): 1451948280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 79601, 159202, 238803, 318404, 398005, 477606, 636808, 796010, 955212, 1034813, 1194015, 1592020, 1910424, 1990025, 2069626, 2388030, 3104439, 3184040, 3980050, 4139252, 4776060, 5174065, 5970075, 6208878, 7960100, 8278504, 9552120, 10348130, 11940150, 12417756, 15522195, 15920200, 20696260, 23880300, 24835512, 25870325, 31044390, 41392520, 47760600, 51740650, 62088780, 77610975, 103481300, 124177560, 155221950, 206962600, 310443900, 620887800]

約数ペア:

[(1, 620887800), (2, 310443900), (3, 206962600), (4, 155221950), (5, 124177560), (6, 103481300), (8, 77610975), (10, 62088780), (12, 51740650), (13, 47760600), (15, 41392520), (20, 31044390), (24, 25870325), (25, 24835512), (26, 23880300), (30, 20696260), (39, 15920200), (40, 15522195), (50, 12417756), (52, 11940150), (60, 10348130), (65, 9552120), (75, 8278504), (78, 7960100), (100, 6208878), (104, 5970075), (120, 5174065), (130, 4776060), (150, 4139252), (156, 3980050), (195, 3184040), (200, 3104439), (260, 2388030), (300, 2069626), (312, 1990025), (325, 1910424), (390, 1592020), (520, 1194015), (600, 1034813), (650, 955212), (780, 796010), (975, 636808), (1300, 477606), (1560, 398005), (1950, 318404), (2600, 238803), (3900, 159202), (7800, 79601)]