207538380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9689}}^1$

素因数の和:9728

約数の個数: 144

約数和(自身を含む): 761866560

約数和(自身を除く): 554328180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 9689, 10710, 19378, 21420, 29067, 38756, 48445, 58134, 67823, 87201, 96890, 116268, 135646, 145335, 164713, 174402, 193780, 203469, 271292, 290670, 329426, 339115, 348804, 406938, 436005, 494139, 581340, 610407, 658852, 678230, 813876, 823565, 872010, 988278, 1017345, 1152991, 1220814, 1356460, 1482417, 1647130, 1744020, 1976556, 2034690, 2305982, 2441628, 2470695, 2964834, 3052035, 3294260, 3458973, 4069380, 4611964, 4941390, 5764955, 5929668, 6104070, 6917946, 7412085, 9882780, 10376919, 11529910, 12208140, 13835892, 14824170, 17294865, 20753838, 23059820, 29648340, 34589730, 41507676, 51884595, 69179460, 103769190, 207538380]

約数ペア:

[(1, 207538380), (2, 103769190), (3, 69179460), (4, 51884595), (5, 41507676), (6, 34589730), (7, 29648340), (9, 23059820), (10, 20753838), (12, 17294865), (14, 14824170), (15, 13835892), (17, 12208140), (18, 11529910), (20, 10376919), (21, 9882780), (28, 7412085), (30, 6917946), (34, 6104070), (35, 5929668), (36, 5764955), (42, 4941390), (45, 4611964), (51, 4069380), (60, 3458973), (63, 3294260), (68, 3052035), (70, 2964834), (84, 2470695), (85, 2441628), (90, 2305982), (102, 2034690), (105, 1976556), (119, 1744020), (126, 1647130), (140, 1482417), (153, 1356460), (170, 1220814), (180, 1152991), (204, 1017345), (210, 988278), (238, 872010), (252, 823565), (255, 813876), (306, 678230), (315, 658852), (340, 610407), (357, 581340), (420, 494139), (476, 436005), (510, 406938), (595, 348804), (612, 339115), (630, 329426), (714, 290670), (765, 271292), (1020, 203469), (1071, 193780), (1190, 174402), (1260, 164713), (1428, 145335), (1530, 135646), (1785, 116268), (2142, 96890), (2380, 87201), (3060, 67823), (3570, 58134), (4284, 48445), (5355, 38756), (7140, 29067), (9689, 21420), (10710, 19378)]