145767440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20023}}^1$

素因数の和:20056

約数の個数: 80

約数和(自身を含む): 417139968

約数和(自身を除く): 271372528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 20023, 40046, 80092, 100115, 140161, 160184, 200230, 260299, 280322, 320368, 400460, 520598, 560644, 700805, 800920, 1041196, 1121288, 1301495, 1401610, 1601840, 1822093, 2082392, 2242576, 2602990, 2803220, 3644186, 4164784, 5205980, 5606440, 7288372, 9110465, 10411960, 11212880, 14576744, 18220930, 20823920, 29153488, 36441860, 72883720, 145767440]

約数ペア:

[(1, 145767440), (2, 72883720), (4, 36441860), (5, 29153488), (7, 20823920), (8, 18220930), (10, 14576744), (13, 11212880), (14, 10411960), (16, 9110465), (20, 7288372), (26, 5606440), (28, 5205980), (35, 4164784), (40, 3644186), (52, 2803220), (56, 2602990), (65, 2242576), (70, 2082392), (80, 1822093), (91, 1601840), (104, 1401610), (112, 1301495), (130, 1121288), (140, 1041196), (182, 800920), (208, 700805), (260, 560644), (280, 520598), (364, 400460), (455, 320368), (520, 280322), (560, 260299), (728, 200230), (910, 160184), (1040, 140161), (1456, 100115), (1820, 80092), (3640, 40046), (7280, 20023)]