208770870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12911}}^1$

素因数の和:12946

約数の個数: 96

約数和(自身を含む): 635890176

約数和(自身を除く): 427119306

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 49, 55, 66, 70, 77, 98, 105, 110, 147, 154, 165, 210, 231, 245, 294, 330, 385, 462, 490, 539, 735, 770, 1078, 1155, 1470, 1617, 2310, 2695, 3234, 5390, 8085, 12911, 16170, 25822, 38733, 64555, 77466, 90377, 129110, 142021, 180754, 193665, 271131, 284042, 387330, 426063, 451885, 542262, 632639, 710105, 852126, 903770, 994147, 1265278, 1355655, 1420210, 1897917, 1988294, 2130315, 2711310, 2982441, 3163195, 3795834, 4260630, 4970735, 5964882, 6326390, 6959029, 9489585, 9941470, 13918058, 14912205, 18979170, 20877087, 29824410, 34795145, 41754174, 69590290, 104385435, 208770870]

約数ペア:

[(1, 208770870), (2, 104385435), (3, 69590290), (5, 41754174), (6, 34795145), (7, 29824410), (10, 20877087), (11, 18979170), (14, 14912205), (15, 13918058), (21, 9941470), (22, 9489585), (30, 6959029), (33, 6326390), (35, 5964882), (42, 4970735), (49, 4260630), (55, 3795834), (66, 3163195), (70, 2982441), (77, 2711310), (98, 2130315), (105, 1988294), (110, 1897917), (147, 1420210), (154, 1355655), (165, 1265278), (210, 994147), (231, 903770), (245, 852126), (294, 710105), (330, 632639), (385, 542262), (462, 451885), (490, 426063), (539, 387330), (735, 284042), (770, 271131), (1078, 193665), (1155, 180754), (1470, 142021), (1617, 129110), (2310, 90377), (2695, 77466), (3234, 64555), (5390, 38733), (8085, 25822), (12911, 16170)]