638513370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3501

約数の個数: 144

約数和(自身を含む): 1932676200

約数和(自身を除く): 1294162830

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 85, 90, 99, 102, 110, 121, 153, 165, 170, 187, 198, 242, 255, 306, 330, 363, 374, 495, 510, 561, 605, 726, 765, 935, 990, 1089, 1122, 1210, 1530, 1683, 1815, 1870, 2057, 2178, 2805, 3366, 3449, 3630, 4114, 5445, 5610, 6171, 6898, 8415, 10285, 10347, 10890, 12342, 16830, 17245, 18513, 20570, 20694, 30855, 31041, 34490, 37026, 37939, 51735, 58633, 61710, 62082, 75878, 92565, 103470, 113817, 117266, 155205, 175899, 185130, 189695, 227634, 293165, 310410, 341451, 351798, 379390, 417329, 527697, 569085, 586330, 644963, 682902, 834658, 879495, 1055394, 1138170, 1251987, 1289926, 1707255, 1758990, 1934889, 2086645, 2503974, 2638485, 3224815, 3414510, 3755961, 3869778, 4173290, 5276970, 5804667, 6259935, 6449630, 7094593, 7511922, 9674445, 11609334, 12519870, 14189186, 18779805, 19348890, 21283779, 29023335, 35472965, 37559610, 42567558, 58046670, 63851337, 70945930, 106418895, 127702674, 212837790, 319256685, 638513370]

約数ペア:

[(1, 638513370), (2, 319256685), (3, 212837790), (5, 127702674), (6, 106418895), (9, 70945930), (10, 63851337), (11, 58046670), (15, 42567558), (17, 37559610), (18, 35472965), (22, 29023335), (30, 21283779), (33, 19348890), (34, 18779805), (45, 14189186), (51, 12519870), (55, 11609334), (66, 9674445), (85, 7511922), (90, 7094593), (99, 6449630), (102, 6259935), (110, 5804667), (121, 5276970), (153, 4173290), (165, 3869778), (170, 3755961), (187, 3414510), (198, 3224815), (242, 2638485), (255, 2503974), (306, 2086645), (330, 1934889), (363, 1758990), (374, 1707255), (495, 1289926), (510, 1251987), (561, 1138170), (605, 1055394), (726, 879495), (765, 834658), (935, 682902), (990, 644963), (1089, 586330), (1122, 569085), (1210, 527697), (1530, 417329), (1683, 379390), (1815, 351798), (1870, 341451), (2057, 310410), (2178, 293165), (2805, 227634), (3366, 189695), (3449, 185130), (3630, 175899), (4114, 155205), (5445, 117266), (5610, 113817), (6171, 103470), (6898, 92565), (8415, 75878), (10285, 62082), (10347, 61710), (10890, 58633), (12342, 51735), (16830, 37939), (17245, 37026), (18513, 34490), (20570, 31041), (20694, 30855)]