201968690

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 475891200

約数和(自身を除く): 273922510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 53, 55, 70, 77, 98, 101, 106, 110, 154, 202, 245, 265, 343, 371, 385, 490, 505, 530, 539, 583, 686, 707, 742, 770, 1010, 1078, 1111, 1166, 1414, 1715, 1855, 2222, 2597, 2695, 2915, 3430, 3535, 3710, 3773, 4081, 4949, 5194, 5353, 5390, 5555, 5830, 7070, 7546, 7777, 8162, 9898, 10706, 11110, 12985, 15554, 18179, 18865, 20405, 24745, 25970, 26765, 28567, 34643, 36358, 37471, 37730, 38885, 40810, 49490, 53530, 54439, 57134, 58883, 69286, 74942, 77770, 90895, 108878, 117766, 142835, 173215, 181790, 187355, 199969, 262297, 272195, 285670, 294415, 346430, 374710, 381073, 399938, 412181, 524594, 544390, 588830, 762146, 824362, 999845, 1311485, 1836079, 1905365, 1999690, 2060905, 2622970, 2885267, 3672158, 3810730, 4121810, 5770534, 9180395, 14426335, 18360790, 20196869, 28852670, 40393738, 100984345, 201968690]

約数ペア:

[(1, 201968690), (2, 100984345), (5, 40393738), (7, 28852670), (10, 20196869), (11, 18360790), (14, 14426335), (22, 9180395), (35, 5770534), (49, 4121810), (53, 3810730), (55, 3672158), (70, 2885267), (77, 2622970), (98, 2060905), (101, 1999690), (106, 1905365), (110, 1836079), (154, 1311485), (202, 999845), (245, 824362), (265, 762146), (343, 588830), (371, 544390), (385, 524594), (490, 412181), (505, 399938), (530, 381073), (539, 374710), (583, 346430), (686, 294415), (707, 285670), (742, 272195), (770, 262297), (1010, 199969), (1078, 187355), (1111, 181790), (1166, 173215), (1414, 142835), (1715, 117766), (1855, 108878), (2222, 90895), (2597, 77770), (2695, 74942), (2915, 69286), (3430, 58883), (3535, 57134), (3710, 54439), (3773, 53530), (4081, 49490), (4949, 40810), (5194, 38885), (5353, 37730), (5390, 37471), (5555, 36358), (5830, 34643), (7070, 28567), (7546, 26765), (7777, 25970), (8162, 24745), (9898, 20405), (10706, 18865), (11110, 18179), (12985, 15554)]