685197380

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:807

約数の個数: 120

約数和(自身を含む): 1769335680

約数和(自身を除く): 1084138300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 751, 931, 980, 1330, 1372, 1502, 1715, 1862, 2401, 2660, 3004, 3430, 3724, 3755, 4655, 4802, 5257, 6517, 6860, 7510, 9310, 9604, 10514, 12005, 13034, 14269, 15020, 18620, 21028, 24010, 26068, 26285, 28538, 32585, 36799, 45619, 48020, 52570, 57076, 65170, 71345, 73598, 91238, 99883, 105140, 130340, 142690, 147196, 182476, 183995, 199766, 228095, 257593, 285380, 367990, 399532, 456190, 499415, 515186, 699181, 735980, 912380, 998830, 1030372, 1287965, 1398362, 1803151, 1997660, 2575930, 2796724, 3495905, 3606302, 4894267, 5151860, 6991810, 7212604, 9015755, 9788534, 13983620, 18031510, 19577068, 24471335, 34259869, 36063020, 48942670, 68519738, 97885340, 137039476, 171299345, 342598690, 685197380]

約数ペア:

[(1, 685197380), (2, 342598690), (4, 171299345), (5, 137039476), (7, 97885340), (10, 68519738), (14, 48942670), (19, 36063020), (20, 34259869), (28, 24471335), (35, 19577068), (38, 18031510), (49, 13983620), (70, 9788534), (76, 9015755), (95, 7212604), (98, 6991810), (133, 5151860), (140, 4894267), (190, 3606302), (196, 3495905), (245, 2796724), (266, 2575930), (343, 1997660), (380, 1803151), (490, 1398362), (532, 1287965), (665, 1030372), (686, 998830), (751, 912380), (931, 735980), (980, 699181), (1330, 515186), (1372, 499415), (1502, 456190), (1715, 399532), (1862, 367990), (2401, 285380), (2660, 257593), (3004, 228095), (3430, 199766), (3724, 183995), (3755, 182476), (4655, 147196), (4802, 142690), (5257, 130340), (6517, 105140), (6860, 99883), (7510, 91238), (9310, 73598), (9604, 71345), (10514, 65170), (12005, 57076), (13034, 52570), (14269, 48020), (15020, 45619), (18620, 36799), (21028, 32585), (24010, 28538), (26068, 26285)]