78156450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 223278120

約数和(自身を除く): 145121670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 53, 58, 75, 87, 90, 106, 113, 145, 150, 159, 174, 225, 226, 261, 265, 290, 318, 339, 435, 450, 477, 522, 530, 565, 678, 725, 795, 870, 954, 1017, 1130, 1305, 1325, 1450, 1537, 1590, 1695, 2034, 2175, 2385, 2610, 2650, 2825, 3074, 3277, 3390, 3975, 4350, 4611, 4770, 5085, 5650, 5989, 6525, 6554, 7685, 7950, 8475, 9222, 9831, 10170, 11925, 11978, 13050, 13833, 15370, 16385, 16950, 17967, 19662, 23055, 23850, 25425, 27666, 29493, 29945, 32770, 35934, 38425, 46110, 49155, 50850, 53901, 58986, 59890, 69165, 76850, 81925, 89835, 98310, 107802, 115275, 138330, 147465, 149725, 163850, 173681, 179670, 230550, 245775, 269505, 294930, 299450, 345825, 347362, 449175, 491550, 521043, 539010, 691650, 737325, 868405, 898350, 1042086, 1347525, 1474650, 1563129, 1736810, 2605215, 2695050, 3126258, 4342025, 5210430, 7815645, 8684050, 13026075, 15631290, 26052150, 39078225, 78156450]

約数ペア:

[(1, 78156450), (2, 39078225), (3, 26052150), (5, 15631290), (6, 13026075), (9, 8684050), (10, 7815645), (15, 5210430), (18, 4342025), (25, 3126258), (29, 2695050), (30, 2605215), (45, 1736810), (50, 1563129), (53, 1474650), (58, 1347525), (75, 1042086), (87, 898350), (90, 868405), (106, 737325), (113, 691650), (145, 539010), (150, 521043), (159, 491550), (174, 449175), (225, 347362), (226, 345825), (261, 299450), (265, 294930), (290, 269505), (318, 245775), (339, 230550), (435, 179670), (450, 173681), (477, 163850), (522, 149725), (530, 147465), (565, 138330), (678, 115275), (725, 107802), (795, 98310), (870, 89835), (954, 81925), (1017, 76850), (1130, 69165), (1305, 59890), (1325, 58986), (1450, 53901), (1537, 50850), (1590, 49155), (1695, 46110), (2034, 38425), (2175, 35934), (2385, 32770), (2610, 29945), (2650, 29493), (2825, 27666), (3074, 25425), (3277, 23850), (3390, 23055), (3975, 19662), (4350, 17967), (4611, 16950), (4770, 16385), (5085, 15370), (5650, 13833), (5989, 13050), (6525, 11978), (6554, 11925), (7685, 10170), (7950, 9831), (8475, 9222)]