239906940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6277}}^1$

素因数の和:6316

約数の個数: 144

約数和(自身を含む): 841653792

約数和(自身を除く): 601746852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6277, 6370, 7644, 9555, 12554, 12740, 18831, 19110, 25108, 31385, 37662, 38220, 43939, 62770, 75324, 81601, 87878, 94155, 125540, 131817, 163202, 175756, 188310, 219695, 244803, 263634, 307573, 326404, 376620, 408005, 439390, 489606, 527268, 571207, 615146, 659085, 816010, 878780, 922719, 979212, 1142414, 1224015, 1230292, 1318170, 1537865, 1632020, 1713621, 1845438, 2284828, 2448030, 2636340, 2856035, 3075730, 3427242, 3690876, 3998449, 4613595, 4896060, 5712070, 6151460, 6854484, 7996898, 8568105, 9227190, 11424140, 11995347, 15993796, 17136210, 18454380, 19992245, 23990694, 34272420, 39984490, 47981388, 59976735, 79968980, 119953470, 239906940]

約数ペア:

[(1, 239906940), (2, 119953470), (3, 79968980), (4, 59976735), (5, 47981388), (6, 39984490), (7, 34272420), (10, 23990694), (12, 19992245), (13, 18454380), (14, 17136210), (15, 15993796), (20, 11995347), (21, 11424140), (26, 9227190), (28, 8568105), (30, 7996898), (35, 6854484), (39, 6151460), (42, 5712070), (49, 4896060), (52, 4613595), (60, 3998449), (65, 3690876), (70, 3427242), (78, 3075730), (84, 2856035), (91, 2636340), (98, 2448030), (105, 2284828), (130, 1845438), (140, 1713621), (147, 1632020), (156, 1537865), (182, 1318170), (195, 1230292), (196, 1224015), (210, 1142414), (245, 979212), (260, 922719), (273, 878780), (294, 816010), (364, 659085), (390, 615146), (420, 571207), (455, 527268), (490, 489606), (546, 439390), (588, 408005), (637, 376620), (735, 326404), (780, 307573), (910, 263634), (980, 244803), (1092, 219695), (1274, 188310), (1365, 175756), (1470, 163202), (1820, 131817), (1911, 125540), (2548, 94155), (2730, 87878), (2940, 81601), (3185, 75324), (3822, 62770), (5460, 43939), (6277, 38220), (6370, 37662), (7644, 31385), (9555, 25108), (12554, 19110), (12740, 18831)]