64775340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:632

約数の個数: 144

約数和(自身を含む): 227223360

約数和(自身を除く): 162448020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 509, 606, 630, 707, 909, 1010, 1018, 1212, 1260, 1414, 1515, 1527, 1818, 2020, 2036, 2121, 2545, 2828, 3030, 3054, 3535, 3563, 3636, 4242, 4545, 4581, 5090, 6060, 6108, 6363, 7070, 7126, 7635, 8484, 9090, 9162, 10180, 10605, 10689, 12726, 14140, 14252, 15270, 17815, 18180, 18324, 21210, 21378, 22905, 25452, 30540, 31815, 32067, 35630, 42420, 42756, 45810, 51409, 53445, 63630, 64134, 71260, 91620, 102818, 106890, 127260, 128268, 154227, 160335, 205636, 213780, 257045, 308454, 320670, 359863, 462681, 514090, 616908, 641340, 719726, 771135, 925362, 1028180, 1079589, 1439452, 1542270, 1799315, 1850724, 2159178, 2313405, 3084540, 3238767, 3598630, 4318356, 4626810, 5397945, 6477534, 7197260, 9253620, 10795890, 12955068, 16193835, 21591780, 32387670, 64775340]

約数ペア:

[(1, 64775340), (2, 32387670), (3, 21591780), (4, 16193835), (5, 12955068), (6, 10795890), (7, 9253620), (9, 7197260), (10, 6477534), (12, 5397945), (14, 4626810), (15, 4318356), (18, 3598630), (20, 3238767), (21, 3084540), (28, 2313405), (30, 2159178), (35, 1850724), (36, 1799315), (42, 1542270), (45, 1439452), (60, 1079589), (63, 1028180), (70, 925362), (84, 771135), (90, 719726), (101, 641340), (105, 616908), (126, 514090), (140, 462681), (180, 359863), (202, 320670), (210, 308454), (252, 257045), (303, 213780), (315, 205636), (404, 160335), (420, 154227), (505, 128268), (509, 127260), (606, 106890), (630, 102818), (707, 91620), (909, 71260), (1010, 64134), (1018, 63630), (1212, 53445), (1260, 51409), (1414, 45810), (1515, 42756), (1527, 42420), (1818, 35630), (2020, 32067), (2036, 31815), (2121, 30540), (2545, 25452), (2828, 22905), (3030, 21378), (3054, 21210), (3535, 18324), (3563, 18180), (3636, 17815), (4242, 15270), (4545, 14252), (4581, 14140), (5090, 12726), (6060, 10689), (6108, 10605), (6363, 10180), (7070, 9162), (7126, 9090), (7635, 8484)]