68576760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 256

約数和(自身を含む): 268185600

約数和(自身を除く): 199608840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 54, 56, 60, 63, 70, 72, 84, 90, 94, 105, 108, 120, 126, 135, 140, 141, 168, 180, 188, 189, 193, 210, 216, 235, 252, 270, 280, 282, 315, 329, 360, 376, 378, 386, 420, 423, 470, 504, 540, 564, 579, 630, 658, 705, 756, 772, 840, 846, 940, 945, 965, 987, 1080, 1128, 1158, 1260, 1269, 1316, 1351, 1410, 1512, 1544, 1645, 1692, 1737, 1880, 1890, 1930, 1974, 2115, 2316, 2520, 2538, 2632, 2702, 2820, 2895, 2961, 3290, 3384, 3474, 3780, 3860, 3948, 4053, 4230, 4632, 4935, 5076, 5211, 5404, 5640, 5790, 5922, 6345, 6580, 6755, 6948, 7560, 7720, 7896, 8106, 8460, 8685, 8883, 9071, 9870, 10152, 10422, 10808, 11580, 11844, 12159, 12690, 13160, 13510, 13896, 14805, 16212, 16920, 17370, 17766, 18142, 19740, 20265, 20844, 23160, 23688, 24318, 25380, 26055, 27020, 27213, 29610, 32424, 34740, 35532, 36284, 36477, 39480, 40530, 41688, 44415, 45355, 48636, 50760, 52110, 54040, 54426, 59220, 60795, 63497, 69480, 71064, 72568, 72954, 81060, 81639, 88830, 90710, 97272, 104220, 108852, 118440, 121590, 126994, 136065, 145908, 162120, 163278, 177660, 181420, 182385, 190491, 208440, 217704, 243180, 244917, 253988, 272130, 291816, 317485, 326556, 355320, 362840, 364770, 380982, 408195, 486360, 489834, 507976, 544260, 571473, 634970, 653112, 729540, 761964, 816390, 952455, 979668, 1088520, 1142946, 1224585, 1269940, 1459080, 1523928, 1632780, 1714419, 1904910, 1959336, 2285892, 2449170, 2539880, 2857365, 3265560, 3428838, 3809820, 4571784, 4898340, 5714730, 6857676, 7619640, 8572095, 9796680, 11429460, 13715352, 17144190, 22858920, 34288380, 68576760]

約数ペア:

[(1, 68576760), (2, 34288380), (3, 22858920), (4, 17144190), (5, 13715352), (6, 11429460), (7, 9796680), (8, 8572095), (9, 7619640), (10, 6857676), (12, 5714730), (14, 4898340), (15, 4571784), (18, 3809820), (20, 3428838), (21, 3265560), (24, 2857365), (27, 2539880), (28, 2449170), (30, 2285892), (35, 1959336), (36, 1904910), (40, 1714419), (42, 1632780), (45, 1523928), (47, 1459080), (54, 1269940), (56, 1224585), (60, 1142946), (63, 1088520), (70, 979668), (72, 952455), (84, 816390), (90, 761964), (94, 729540), (105, 653112), (108, 634970), (120, 571473), (126, 544260), (135, 507976), (140, 489834), (141, 486360), (168, 408195), (180, 380982), (188, 364770), (189, 362840), (193, 355320), (210, 326556), (216, 317485), (235, 291816), (252, 272130), (270, 253988), (280, 244917), (282, 243180), (315, 217704), (329, 208440), (360, 190491), (376, 182385), (378, 181420), (386, 177660), (420, 163278), (423, 162120), (470, 145908), (504, 136065), (540, 126994), (564, 121590), (579, 118440), (630, 108852), (658, 104220), (705, 97272), (756, 90710), (772, 88830), (840, 81639), (846, 81060), (940, 72954), (945, 72568), (965, 71064), (987, 69480), (1080, 63497), (1128, 60795), (1158, 59220), (1260, 54426), (1269, 54040), (1316, 52110), (1351, 50760), (1410, 48636), (1512, 45355), (1544, 44415), (1645, 41688), (1692, 40530), (1737, 39480), (1880, 36477), (1890, 36284), (1930, 35532), (1974, 34740), (2115, 32424), (2316, 29610), (2520, 27213), (2538, 27020), (2632, 26055), (2702, 25380), (2820, 24318), (2895, 23688), (2961, 23160), (3290, 20844), (3384, 20265), (3474, 19740), (3780, 18142), (3860, 17766), (3948, 17370), (4053, 16920), (4230, 16212), (4632, 14805), (4935, 13896), (5076, 13510), (5211, 13160), (5404, 12690), (5640, 12159), (5790, 11844), (5922, 11580), (6345, 10808), (6580, 10422), (6755, 10152), (6948, 9870), (7560, 9071), (7720, 8883), (7896, 8685), (8106, 8460)]