647046120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:464

約数の個数: 256

約数和(自身を含む): 2343997440

約数和(自身を除く): 1696951320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 107, 115, 120, 138, 140, 161, 168, 184, 210, 214, 230, 276, 280, 313, 321, 322, 345, 420, 428, 460, 483, 535, 552, 626, 642, 644, 690, 749, 805, 840, 856, 920, 939, 966, 1070, 1252, 1284, 1288, 1380, 1498, 1565, 1605, 1610, 1878, 1932, 2140, 2191, 2247, 2415, 2461, 2504, 2568, 2760, 2996, 3130, 3210, 3220, 3745, 3756, 3864, 4280, 4382, 4494, 4695, 4830, 4922, 5992, 6260, 6420, 6440, 6573, 7199, 7383, 7490, 7512, 8764, 8988, 9390, 9660, 9844, 10955, 11235, 12305, 12520, 12840, 13146, 14398, 14766, 14980, 17227, 17528, 17976, 18780, 19320, 19688, 21597, 21910, 22470, 24610, 26292, 28796, 29532, 29960, 32865, 33491, 34454, 35995, 36915, 37560, 43194, 43820, 44940, 49220, 50393, 51681, 52584, 57592, 59064, 65730, 66982, 68908, 71990, 73830, 86135, 86388, 87640, 89880, 98440, 100473, 100786, 103362, 107985, 131460, 133964, 137816, 143980, 147660, 151179, 167455, 172270, 172776, 200946, 201572, 206724, 215970, 234437, 251965, 258405, 262920, 267928, 287960, 295320, 302358, 334910, 344540, 401892, 403144, 413448, 431940, 468874, 502365, 503930, 516810, 604716, 669820, 689080, 703311, 755895, 770293, 803784, 863880, 937748, 1004730, 1007860, 1033620, 1172185, 1209432, 1339640, 1406622, 1511790, 1540586, 1875496, 2009460, 2015720, 2067240, 2310879, 2344370, 2813244, 3023580, 3081172, 3516555, 3851465, 4018920, 4621758, 4688740, 5392051, 5626488, 6047160, 6162344, 7033110, 7702930, 9243516, 9377480, 10784102, 11554395, 14066220, 15405860, 16176153, 18487032, 21568204, 23108790, 26960255, 28132440, 30811720, 32352306, 43136408, 46217580, 53920510, 64704612, 80880765, 92435160, 107841020, 129409224, 161761530, 215682040, 323523060, 647046120]

約数ペア:

[(1, 647046120), (2, 323523060), (3, 215682040), (4, 161761530), (5, 129409224), (6, 107841020), (7, 92435160), (8, 80880765), (10, 64704612), (12, 53920510), (14, 46217580), (15, 43136408), (20, 32352306), (21, 30811720), (23, 28132440), (24, 26960255), (28, 23108790), (30, 21568204), (35, 18487032), (40, 16176153), (42, 15405860), (46, 14066220), (56, 11554395), (60, 10784102), (69, 9377480), (70, 9243516), (84, 7702930), (92, 7033110), (105, 6162344), (107, 6047160), (115, 5626488), (120, 5392051), (138, 4688740), (140, 4621758), (161, 4018920), (168, 3851465), (184, 3516555), (210, 3081172), (214, 3023580), (230, 2813244), (276, 2344370), (280, 2310879), (313, 2067240), (321, 2015720), (322, 2009460), (345, 1875496), (420, 1540586), (428, 1511790), (460, 1406622), (483, 1339640), (535, 1209432), (552, 1172185), (626, 1033620), (642, 1007860), (644, 1004730), (690, 937748), (749, 863880), (805, 803784), (840, 770293), (856, 755895), (920, 703311), (939, 689080), (966, 669820), (1070, 604716), (1252, 516810), (1284, 503930), (1288, 502365), (1380, 468874), (1498, 431940), (1565, 413448), (1605, 403144), (1610, 401892), (1878, 344540), (1932, 334910), (2140, 302358), (2191, 295320), (2247, 287960), (2415, 267928), (2461, 262920), (2504, 258405), (2568, 251965), (2760, 234437), (2996, 215970), (3130, 206724), (3210, 201572), (3220, 200946), (3745, 172776), (3756, 172270), (3864, 167455), (4280, 151179), (4382, 147660), (4494, 143980), (4695, 137816), (4830, 133964), (4922, 131460), (5992, 107985), (6260, 103362), (6420, 100786), (6440, 100473), (6573, 98440), (7199, 89880), (7383, 87640), (7490, 86388), (7512, 86135), (8764, 73830), (8988, 71990), (9390, 68908), (9660, 66982), (9844, 65730), (10955, 59064), (11235, 57592), (12305, 52584), (12520, 51681), (12840, 50393), (13146, 49220), (14398, 44940), (14766, 43820), (14980, 43194), (17227, 37560), (17528, 36915), (17976, 35995), (18780, 34454), (19320, 33491), (19688, 32865), (21597, 29960), (21910, 29532), (22470, 28796), (24610, 26292)]