71325870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 219424464

約数和(自身を除く): 148098594

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, 121, 147, 154, 165, 210, 231, 242, 245, 294, 330, 363, 385, 401, 462, 490, 539, 605, 726, 735, 770, 802, 847, 1078, 1155, 1203, 1210, 1470, 1617, 1694, 1815, 2005, 2310, 2406, 2541, 2695, 2807, 3234, 3630, 4010, 4235, 4411, 5082, 5390, 5614, 5929, 6015, 8085, 8421, 8470, 8822, 11858, 12030, 12705, 13233, 14035, 16170, 16842, 17787, 19649, 22055, 25410, 26466, 28070, 29645, 30877, 35574, 39298, 42105, 44110, 48521, 58947, 59290, 61754, 66165, 84210, 88935, 92631, 97042, 98245, 117894, 132330, 145563, 154385, 177870, 185262, 196490, 216139, 242605, 291126, 294735, 308770, 339647, 432278, 463155, 485210, 589470, 648417, 679294, 727815, 926310, 1018941, 1080695, 1296834, 1455630, 1698235, 2037882, 2161390, 2377529, 3242085, 3396470, 4755058, 5094705, 6484170, 7132587, 10189410, 11887645, 14265174, 23775290, 35662935, 71325870]

約数ペア:

[(1, 71325870), (2, 35662935), (3, 23775290), (5, 14265174), (6, 11887645), (7, 10189410), (10, 7132587), (11, 6484170), (14, 5094705), (15, 4755058), (21, 3396470), (22, 3242085), (30, 2377529), (33, 2161390), (35, 2037882), (42, 1698235), (49, 1455630), (55, 1296834), (66, 1080695), (70, 1018941), (77, 926310), (98, 727815), (105, 679294), (110, 648417), (121, 589470), (147, 485210), (154, 463155), (165, 432278), (210, 339647), (231, 308770), (242, 294735), (245, 291126), (294, 242605), (330, 216139), (363, 196490), (385, 185262), (401, 177870), (462, 154385), (490, 145563), (539, 132330), (605, 117894), (726, 98245), (735, 97042), (770, 92631), (802, 88935), (847, 84210), (1078, 66165), (1155, 61754), (1203, 59290), (1210, 58947), (1470, 48521), (1617, 44110), (1694, 42105), (1815, 39298), (2005, 35574), (2310, 30877), (2406, 29645), (2541, 28070), (2695, 26466), (2807, 25410), (3234, 22055), (3630, 19649), (4010, 17787), (4235, 16842), (4411, 16170), (5082, 14035), (5390, 13233), (5614, 12705), (5929, 12030), (6015, 11858), (8085, 8822), (8421, 8470)]