78258390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:546

約数の個数: 96

約数和(自身を含む): 220631040

約数和(自身を除く): 142372650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 139, 147, 210, 245, 278, 294, 383, 417, 490, 695, 735, 766, 834, 973, 1149, 1390, 1470, 1915, 1946, 2085, 2298, 2681, 2919, 3830, 4170, 4865, 5362, 5745, 5838, 6811, 8043, 9730, 11490, 13405, 13622, 14595, 16086, 18767, 20433, 26810, 29190, 34055, 37534, 40215, 40866, 53237, 56301, 68110, 80430, 93835, 102165, 106474, 112602, 159711, 187670, 204330, 266185, 281505, 319422, 372659, 532370, 563010, 745318, 798555, 1117977, 1597110, 1863295, 2235954, 2608613, 3726590, 5217226, 5589885, 7825839, 11179770, 13043065, 15651678, 26086130, 39129195, 78258390]

約数ペア:

[(1, 78258390), (2, 39129195), (3, 26086130), (5, 15651678), (6, 13043065), (7, 11179770), (10, 7825839), (14, 5589885), (15, 5217226), (21, 3726590), (30, 2608613), (35, 2235954), (42, 1863295), (49, 1597110), (70, 1117977), (98, 798555), (105, 745318), (139, 563010), (147, 532370), (210, 372659), (245, 319422), (278, 281505), (294, 266185), (383, 204330), (417, 187670), (490, 159711), (695, 112602), (735, 106474), (766, 102165), (834, 93835), (973, 80430), (1149, 68110), (1390, 56301), (1470, 53237), (1915, 40866), (1946, 40215), (2085, 37534), (2298, 34055), (2681, 29190), (2919, 26810), (3830, 20433), (4170, 18767), (4865, 16086), (5362, 14595), (5745, 13622), (5838, 13405), (6811, 11490), (8043, 9730)]