31097220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 111476736

約数和(自身を除く): 80379516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 53, 55, 60, 66, 70, 77, 84, 105, 106, 110, 127, 132, 140, 154, 159, 165, 210, 212, 220, 231, 254, 265, 308, 318, 330, 371, 381, 385, 420, 462, 508, 530, 583, 635, 636, 660, 742, 762, 770, 795, 889, 924, 1060, 1113, 1155, 1166, 1270, 1397, 1484, 1524, 1540, 1590, 1749, 1778, 1855, 1905, 2226, 2310, 2332, 2540, 2667, 2794, 2915, 3180, 3498, 3556, 3710, 3810, 4081, 4191, 4445, 4452, 4620, 5334, 5565, 5588, 5830, 6731, 6985, 6996, 7420, 7620, 8162, 8382, 8745, 8890, 9779, 10668, 11130, 11660, 12243, 13335, 13462, 13970, 16324, 16764, 17490, 17780, 19558, 20193, 20405, 20955, 22260, 24486, 26670, 26924, 27940, 29337, 33655, 34980, 39116, 40386, 40810, 41910, 47117, 48895, 48972, 53340, 58674, 61215, 67310, 74041, 80772, 81620, 83820, 94234, 97790, 100965, 117348, 122430, 134620, 141351, 146685, 148082, 188468, 195580, 201930, 222123, 235585, 244860, 282702, 293370, 296164, 370205, 403860, 444246, 471170, 518287, 565404, 586740, 706755, 740410, 888492, 942340, 1036574, 1110615, 1413510, 1480820, 1554861, 2073148, 2221230, 2591435, 2827020, 3109722, 4442460, 5182870, 6219444, 7774305, 10365740, 15548610, 31097220]

約数ペア:

[(1, 31097220), (2, 15548610), (3, 10365740), (4, 7774305), (5, 6219444), (6, 5182870), (7, 4442460), (10, 3109722), (11, 2827020), (12, 2591435), (14, 2221230), (15, 2073148), (20, 1554861), (21, 1480820), (22, 1413510), (28, 1110615), (30, 1036574), (33, 942340), (35, 888492), (42, 740410), (44, 706755), (53, 586740), (55, 565404), (60, 518287), (66, 471170), (70, 444246), (77, 403860), (84, 370205), (105, 296164), (106, 293370), (110, 282702), (127, 244860), (132, 235585), (140, 222123), (154, 201930), (159, 195580), (165, 188468), (210, 148082), (212, 146685), (220, 141351), (231, 134620), (254, 122430), (265, 117348), (308, 100965), (318, 97790), (330, 94234), (371, 83820), (381, 81620), (385, 80772), (420, 74041), (462, 67310), (508, 61215), (530, 58674), (583, 53340), (635, 48972), (636, 48895), (660, 47117), (742, 41910), (762, 40810), (770, 40386), (795, 39116), (889, 34980), (924, 33655), (1060, 29337), (1113, 27940), (1155, 26924), (1166, 26670), (1270, 24486), (1397, 22260), (1484, 20955), (1524, 20405), (1540, 20193), (1590, 19558), (1749, 17780), (1778, 17490), (1855, 16764), (1905, 16324), (2226, 13970), (2310, 13462), (2332, 13335), (2540, 12243), (2667, 11660), (2794, 11130), (2915, 10668), (3180, 9779), (3498, 8890), (3556, 8745), (3710, 8382), (3810, 8162), (4081, 7620), (4191, 7420), (4445, 6996), (4452, 6985), (4620, 6731), (5334, 5830), (5565, 5588)]