78273090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17749}}^1$

素因数の和:17776

約数の個数: 72

約数和(自身を含む): 236749500

約数和(自身を除く): 158476410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 17749, 35498, 53247, 88745, 106494, 124243, 159741, 177490, 248486, 266235, 319482, 372729, 532470, 621215, 745458, 798705, 869701, 1118187, 1242430, 1597410, 1739402, 1863645, 2236374, 2609103, 3727290, 4348505, 5218206, 5590935, 7827309, 8697010, 11181870, 13045515, 15654618, 26091030, 39136545, 78273090]

約数ペア:

[(1, 78273090), (2, 39136545), (3, 26091030), (5, 15654618), (6, 13045515), (7, 11181870), (9, 8697010), (10, 7827309), (14, 5590935), (15, 5218206), (18, 4348505), (21, 3727290), (30, 2609103), (35, 2236374), (42, 1863645), (45, 1739402), (49, 1597410), (63, 1242430), (70, 1118187), (90, 869701), (98, 798705), (105, 745458), (126, 621215), (147, 532470), (210, 372729), (245, 319482), (294, 266235), (315, 248486), (441, 177490), (490, 159741), (630, 124243), (735, 106494), (882, 88745), (1470, 53247), (2205, 35498), (4410, 17749)]