201645290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 491248800

約数和(自身を除く): 289603510

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 121, 133, 154, 179, 190, 209, 242, 245, 266, 358, 385, 418, 490, 539, 605, 665, 770, 847, 895, 931, 1045, 1078, 1210, 1253, 1330, 1463, 1694, 1790, 1862, 1969, 2090, 2299, 2506, 2695, 2926, 3401, 3938, 4235, 4598, 4655, 5390, 5929, 6265, 6802, 7315, 8470, 8771, 9310, 9845, 10241, 11495, 11858, 12530, 13783, 14630, 16093, 17005, 17542, 19690, 20482, 21659, 22990, 23807, 27566, 29645, 32186, 34010, 37411, 43318, 43855, 47614, 51205, 59290, 68915, 74822, 80465, 87710, 96481, 102410, 108295, 112651, 119035, 137830, 151613, 160930, 166649, 187055, 192962, 216590, 225302, 238070, 261877, 303226, 333298, 374110, 411521, 482405, 523754, 563255, 758065, 823042, 833245, 964810, 1061291, 1126510, 1309385, 1516130, 1666490, 1833139, 2057605, 2122582, 2618770, 2880647, 3666278, 4115210, 5306455, 5761294, 9165695, 10612910, 14403235, 18331390, 20164529, 28806470, 40329058, 100822645, 201645290]

約数ペア:

[(1, 201645290), (2, 100822645), (5, 40329058), (7, 28806470), (10, 20164529), (11, 18331390), (14, 14403235), (19, 10612910), (22, 9165695), (35, 5761294), (38, 5306455), (49, 4115210), (55, 3666278), (70, 2880647), (77, 2618770), (95, 2122582), (98, 2057605), (110, 1833139), (121, 1666490), (133, 1516130), (154, 1309385), (179, 1126510), (190, 1061291), (209, 964810), (242, 833245), (245, 823042), (266, 758065), (358, 563255), (385, 523754), (418, 482405), (490, 411521), (539, 374110), (605, 333298), (665, 303226), (770, 261877), (847, 238070), (895, 225302), (931, 216590), (1045, 192962), (1078, 187055), (1210, 166649), (1253, 160930), (1330, 151613), (1463, 137830), (1694, 119035), (1790, 112651), (1862, 108295), (1969, 102410), (2090, 96481), (2299, 87710), (2506, 80465), (2695, 74822), (2926, 68915), (3401, 59290), (3938, 51205), (4235, 47614), (4598, 43855), (4655, 43318), (5390, 37411), (5929, 34010), (6265, 32186), (6802, 29645), (7315, 27566), (8470, 23807), (8771, 22990), (9310, 21659), (9845, 20482), (10241, 19690), (11495, 17542), (11858, 17005), (12530, 16093), (13783, 14630)]