254752680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:644

約数の個数: 256

約数和(自身を含む): 965260800

約数和(自身を除く): 710508120

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, 41, 42, 52, 56, 60, 65, 70, 78, 82, 84, 91, 104, 105, 120, 123, 130, 140, 156, 164, 168, 182, 195, 205, 210, 246, 260, 273, 280, 287, 312, 328, 364, 390, 410, 420, 455, 492, 520, 533, 546, 569, 574, 615, 728, 780, 820, 840, 861, 910, 984, 1066, 1092, 1138, 1148, 1230, 1365, 1435, 1560, 1599, 1640, 1707, 1722, 1820, 2132, 2184, 2276, 2296, 2460, 2665, 2730, 2845, 2870, 3198, 3414, 3444, 3640, 3731, 3983, 4264, 4305, 4552, 4920, 5330, 5460, 5690, 5740, 6396, 6828, 6888, 7397, 7462, 7966, 7995, 8535, 8610, 10660, 10920, 11193, 11380, 11480, 11949, 12792, 13656, 14794, 14924, 15932, 15990, 17070, 17220, 18655, 19915, 21320, 22191, 22386, 22760, 23329, 23898, 29588, 29848, 31864, 31980, 34140, 34440, 36985, 37310, 39830, 44382, 44772, 46658, 47796, 51779, 55965, 59176, 59745, 63960, 68280, 69987, 73970, 74620, 79660, 88764, 89544, 93316, 95592, 103558, 110955, 111930, 116645, 119490, 139974, 147940, 149240, 155337, 159320, 163303, 177528, 186632, 207116, 221910, 223860, 233290, 238980, 258895, 279948, 295880, 303277, 310674, 326606, 349935, 414232, 443820, 447720, 466580, 477960, 489909, 517790, 559896, 606554, 621348, 653212, 699870, 776685, 816515, 887640, 909831, 933160, 979818, 1035580, 1213108, 1242696, 1306424, 1399740, 1516385, 1553370, 1633030, 1819662, 1959636, 2071160, 2122939, 2426216, 2449545, 2799480, 3032770, 3106740, 3266060, 3639324, 3919272, 4245878, 4549155, 4899090, 6065540, 6213480, 6368817, 6532120, 7278648, 8491756, 9098310, 9798180, 10614695, 12131080, 12737634, 16983512, 18196620, 19596360, 21229390, 25475268, 31844085, 36393240, 42458780, 50950536, 63688170, 84917560, 127376340, 254752680]

約数ペア:

[(1, 254752680), (2, 127376340), (3, 84917560), (4, 63688170), (5, 50950536), (6, 42458780), (7, 36393240), (8, 31844085), (10, 25475268), (12, 21229390), (13, 19596360), (14, 18196620), (15, 16983512), (20, 12737634), (21, 12131080), (24, 10614695), (26, 9798180), (28, 9098310), (30, 8491756), (35, 7278648), (39, 6532120), (40, 6368817), (41, 6213480), (42, 6065540), (52, 4899090), (56, 4549155), (60, 4245878), (65, 3919272), (70, 3639324), (78, 3266060), (82, 3106740), (84, 3032770), (91, 2799480), (104, 2449545), (105, 2426216), (120, 2122939), (123, 2071160), (130, 1959636), (140, 1819662), (156, 1633030), (164, 1553370), (168, 1516385), (182, 1399740), (195, 1306424), (205, 1242696), (210, 1213108), (246, 1035580), (260, 979818), (273, 933160), (280, 909831), (287, 887640), (312, 816515), (328, 776685), (364, 699870), (390, 653212), (410, 621348), (420, 606554), (455, 559896), (492, 517790), (520, 489909), (533, 477960), (546, 466580), (569, 447720), (574, 443820), (615, 414232), (728, 349935), (780, 326606), (820, 310674), (840, 303277), (861, 295880), (910, 279948), (984, 258895), (1066, 238980), (1092, 233290), (1138, 223860), (1148, 221910), (1230, 207116), (1365, 186632), (1435, 177528), (1560, 163303), (1599, 159320), (1640, 155337), (1707, 149240), (1722, 147940), (1820, 139974), (2132, 119490), (2184, 116645), (2276, 111930), (2296, 110955), (2460, 103558), (2665, 95592), (2730, 93316), (2845, 89544), (2870, 88764), (3198, 79660), (3414, 74620), (3444, 73970), (3640, 69987), (3731, 68280), (3983, 63960), (4264, 59745), (4305, 59176), (4552, 55965), (4920, 51779), (5330, 47796), (5460, 46658), (5690, 44772), (5740, 44382), (6396, 39830), (6828, 37310), (6888, 36985), (7397, 34440), (7462, 34140), (7966, 31980), (7995, 31864), (8535, 29848), (8610, 29588), (10660, 23898), (10920, 23329), (11193, 22760), (11380, 22386), (11480, 22191), (11949, 21320), (12792, 19915), (13656, 18655), (14794, 17220), (14924, 17070), (15932, 15990)]