20628300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 288

約数和(自身を含む): 79994880

約数和(自身を除く): 59366580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 25, 28, 30, 33, 35, 38, 42, 44, 47, 50, 55, 57, 60, 66, 70, 75, 76, 77, 84, 94, 95, 100, 105, 110, 114, 132, 133, 140, 141, 150, 154, 165, 175, 188, 190, 209, 210, 220, 228, 231, 235, 266, 275, 282, 285, 300, 308, 329, 330, 350, 380, 385, 399, 418, 420, 462, 470, 475, 517, 525, 532, 550, 564, 570, 627, 658, 660, 665, 700, 705, 770, 798, 825, 836, 893, 924, 940, 950, 987, 1034, 1045, 1050, 1100, 1140, 1155, 1175, 1254, 1316, 1330, 1410, 1425, 1463, 1540, 1551, 1596, 1645, 1650, 1786, 1900, 1925, 1974, 1995, 2068, 2090, 2100, 2310, 2350, 2508, 2585, 2660, 2679, 2820, 2850, 2926, 3102, 3135, 3290, 3300, 3325, 3525, 3572, 3619, 3850, 3948, 3990, 4180, 4389, 4465, 4620, 4700, 4935, 5170, 5225, 5358, 5700, 5775, 5852, 6204, 6251, 6270, 6580, 6650, 7050, 7238, 7315, 7700, 7755, 7980, 8225, 8778, 8930, 9823, 9870, 9975, 10340, 10450, 10716, 10857, 11550, 12502, 12540, 12925, 13300, 13395, 14100, 14476, 14630, 15510, 15675, 16450, 17556, 17860, 18095, 18753, 19646, 19740, 19950, 20900, 21714, 21945, 22325, 23100, 24675, 25004, 25850, 26790, 29260, 29469, 31020, 31255, 31350, 32900, 36190, 36575, 37506, 38775, 39292, 39900, 43428, 43890, 44650, 49115, 49350, 51700, 53580, 54285, 58938, 62510, 62700, 66975, 68761, 72380, 73150, 75012, 77550, 87780, 89300, 90475, 93765, 98230, 98700, 108570, 109725, 117876, 125020, 133950, 137522, 146300, 147345, 155100, 156275, 180950, 187530, 196460, 206283, 217140, 219450, 245575, 267900, 271425, 275044, 294690, 312550, 343805, 361900, 375060, 412566, 438900, 468825, 491150, 542850, 589380, 625100, 687610, 736725, 825132, 937650, 982300, 1031415, 1085700, 1375220, 1473450, 1719025, 1875300, 2062830, 2946900, 3438050, 4125660, 5157075, 6876100, 10314150, 20628300]

約数ペア:

[(1, 20628300), (2, 10314150), (3, 6876100), (4, 5157075), (5, 4125660), (6, 3438050), (7, 2946900), (10, 2062830), (11, 1875300), (12, 1719025), (14, 1473450), (15, 1375220), (19, 1085700), (20, 1031415), (21, 982300), (22, 937650), (25, 825132), (28, 736725), (30, 687610), (33, 625100), (35, 589380), (38, 542850), (42, 491150), (44, 468825), (47, 438900), (50, 412566), (55, 375060), (57, 361900), (60, 343805), (66, 312550), (70, 294690), (75, 275044), (76, 271425), (77, 267900), (84, 245575), (94, 219450), (95, 217140), (100, 206283), (105, 196460), (110, 187530), (114, 180950), (132, 156275), (133, 155100), (140, 147345), (141, 146300), (150, 137522), (154, 133950), (165, 125020), (175, 117876), (188, 109725), (190, 108570), (209, 98700), (210, 98230), (220, 93765), (228, 90475), (231, 89300), (235, 87780), (266, 77550), (275, 75012), (282, 73150), (285, 72380), (300, 68761), (308, 66975), (329, 62700), (330, 62510), (350, 58938), (380, 54285), (385, 53580), (399, 51700), (418, 49350), (420, 49115), (462, 44650), (470, 43890), (475, 43428), (517, 39900), (525, 39292), (532, 38775), (550, 37506), (564, 36575), (570, 36190), (627, 32900), (658, 31350), (660, 31255), (665, 31020), (700, 29469), (705, 29260), (770, 26790), (798, 25850), (825, 25004), (836, 24675), (893, 23100), (924, 22325), (940, 21945), (950, 21714), (987, 20900), (1034, 19950), (1045, 19740), (1050, 19646), (1100, 18753), (1140, 18095), (1155, 17860), (1175, 17556), (1254, 16450), (1316, 15675), (1330, 15510), (1410, 14630), (1425, 14476), (1463, 14100), (1540, 13395), (1551, 13300), (1596, 12925), (1645, 12540), (1650, 12502), (1786, 11550), (1900, 10857), (1925, 10716), (1974, 10450), (1995, 10340), (2068, 9975), (2090, 9870), (2100, 9823), (2310, 8930), (2350, 8778), (2508, 8225), (2585, 7980), (2660, 7755), (2679, 7700), (2820, 7315), (2850, 7238), (2926, 7050), (3102, 6650), (3135, 6580), (3290, 6270), (3300, 6251), (3325, 6204), (3525, 5852), (3572, 5775), (3619, 5700), (3850, 5358), (3948, 5225), (3990, 5170), (4180, 4935), (4389, 4700), (4465, 4620)]