68544840

素因数分解:

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

素因数の和:6311

約数の個数: 128

約数和(自身を含む): 253128960

約数和(自身を除く): 184584120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 6277, 10920, 12554, 18831, 25108, 31385, 37662, 43939, 50216, 62770, 75324, 81601, 87878, 94155, 125540, 131817, 150648, 163202, 175756, 188310, 219695, 244803, 251080, 263634, 326404, 351512, 376620, 408005, 439390, 489606, 527268, 571207, 652808, 659085, 753240, 816010, 878780, 979212, 1054536, 1142414, 1224015, 1318170, 1632020, 1713621, 1757560, 1958424, 2284828, 2448030, 2636340, 2856035, 3264040, 3427242, 4569656, 4896060, 5272680, 5712070, 6854484, 8568105, 9792120, 11424140, 13708968, 17136210, 22848280, 34272420, 68544840]

約数ペア:

[(1, 68544840), (2, 34272420), (3, 22848280), (4, 17136210), (5, 13708968), (6, 11424140), (7, 9792120), (8, 8568105), (10, 6854484), (12, 5712070), (13, 5272680), (14, 4896060), (15, 4569656), (20, 3427242), (21, 3264040), (24, 2856035), (26, 2636340), (28, 2448030), (30, 2284828), (35, 1958424), (39, 1757560), (40, 1713621), (42, 1632020), (52, 1318170), (56, 1224015), (60, 1142414), (65, 1054536), (70, 979212), (78, 878780), (84, 816010), (91, 753240), (104, 659085), (105, 652808), (120, 571207), (130, 527268), (140, 489606), (156, 439390), (168, 408005), (182, 376620), (195, 351512), (210, 326404), (260, 263634), (273, 251080), (280, 244803), (312, 219695), (364, 188310), (390, 175756), (420, 163202), (455, 150648), (520, 131817), (546, 125540), (728, 94155), (780, 87878), (840, 81601), (910, 75324), (1092, 62770), (1365, 50216), (1560, 43939), (1820, 37662), (2184, 31385), (2730, 25108), (3640, 18831), (5460, 12554), (6277, 10920)]