30628620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 104832000

約数和(自身を除く): 74203380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 499, 558, 620, 660, 682, 930, 990, 998, 1023, 1116, 1364, 1395, 1497, 1705, 1860, 1980, 1996, 2046, 2495, 2790, 2994, 3069, 3410, 4092, 4491, 4990, 5115, 5489, 5580, 5988, 6138, 6820, 7485, 8982, 9980, 10230, 10978, 12276, 14970, 15345, 15469, 16467, 17964, 20460, 21956, 22455, 27445, 29940, 30690, 30938, 32934, 44910, 46407, 49401, 54890, 61380, 61876, 65868, 77345, 82335, 89820, 92814, 98802, 109780, 139221, 154690, 164670, 170159, 185628, 197604, 232035, 247005, 278442, 309380, 329340, 340318, 464070, 494010, 510477, 556884, 680636, 696105, 850795, 928140, 988020, 1020954, 1392210, 1531431, 1701590, 2041908, 2552385, 2784420, 3062862, 3403180, 5104770, 6125724, 7657155, 10209540, 15314310, 30628620]

約数ペア:

[(1, 30628620), (2, 15314310), (3, 10209540), (4, 7657155), (5, 6125724), (6, 5104770), (9, 3403180), (10, 3062862), (11, 2784420), (12, 2552385), (15, 2041908), (18, 1701590), (20, 1531431), (22, 1392210), (30, 1020954), (31, 988020), (33, 928140), (36, 850795), (44, 696105), (45, 680636), (55, 556884), (60, 510477), (62, 494010), (66, 464070), (90, 340318), (93, 329340), (99, 309380), (110, 278442), (124, 247005), (132, 232035), (155, 197604), (165, 185628), (180, 170159), (186, 164670), (198, 154690), (220, 139221), (279, 109780), (310, 98802), (330, 92814), (341, 89820), (372, 82335), (396, 77345), (465, 65868), (495, 61876), (499, 61380), (558, 54890), (620, 49401), (660, 46407), (682, 44910), (930, 32934), (990, 30938), (998, 30690), (1023, 29940), (1116, 27445), (1364, 22455), (1395, 21956), (1497, 20460), (1705, 17964), (1860, 16467), (1980, 15469), (1996, 15345), (2046, 14970), (2495, 12276), (2790, 10978), (2994, 10230), (3069, 9980), (3410, 8982), (4092, 7485), (4491, 6820), (4990, 6138), (5115, 5988), (5489, 5580)]