1375980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 4354560

約数和(自身を除く): 2978580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 71, 76, 85, 95, 102, 114, 142, 170, 190, 204, 213, 228, 255, 284, 285, 323, 340, 355, 380, 426, 510, 570, 646, 710, 852, 969, 1020, 1065, 1140, 1207, 1292, 1349, 1420, 1615, 1938, 2130, 2414, 2698, 3230, 3621, 3876, 4047, 4260, 4828, 4845, 5396, 6035, 6460, 6745, 7242, 8094, 9690, 12070, 13490, 14484, 16188, 18105, 19380, 20235, 22933, 24140, 26980, 36210, 40470, 45866, 68799, 72420, 80940, 91732, 114665, 137598, 229330, 275196, 343995, 458660, 687990, 1375980]

約数ペア:

[(1, 1375980), (2, 687990), (3, 458660), (4, 343995), (5, 275196), (6, 229330), (10, 137598), (12, 114665), (15, 91732), (17, 80940), (19, 72420), (20, 68799), (30, 45866), (34, 40470), (38, 36210), (51, 26980), (57, 24140), (60, 22933), (68, 20235), (71, 19380), (76, 18105), (85, 16188), (95, 14484), (102, 13490), (114, 12070), (142, 9690), (170, 8094), (190, 7242), (204, 6745), (213, 6460), (228, 6035), (255, 5396), (284, 4845), (285, 4828), (323, 4260), (340, 4047), (355, 3876), (380, 3621), (426, 3230), (510, 2698), (570, 2414), (646, 2130), (710, 1938), (852, 1615), (969, 1420), (1020, 1349), (1065, 1292), (1140, 1207)]