3278917120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:656

約数の個数: 160

約数和(自身を含む): 8233758720

約数和(自身を除く): 4954841600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 128, 155, 158, 160, 248, 256, 310, 316, 320, 395, 496, 512, 523, 620, 632, 640, 790, 992, 1046, 1240, 1264, 1280, 1580, 1984, 2092, 2449, 2480, 2528, 2560, 2615, 3160, 3968, 4184, 4898, 4960, 5056, 5230, 6320, 7936, 8368, 9796, 9920, 10112, 10460, 12245, 12640, 15872, 16213, 16736, 19592, 19840, 20224, 20920, 24490, 25280, 32426, 33472, 39184, 39680, 40448, 41317, 41840, 48980, 50560, 64852, 66944, 78368, 79360, 81065, 82634, 83680, 97960, 101120, 129704, 133888, 156736, 162130, 165268, 167360, 195920, 202240, 206585, 259408, 267776, 313472, 324260, 330536, 334720, 391840, 413170, 518816, 626944, 648520, 661072, 669440, 783680, 826340, 1037632, 1253888, 1280827, 1297040, 1322144, 1338880, 1567360, 1652680, 2075264, 2561654, 2594080, 2644288, 3134720, 3305360, 4150528, 5123308, 5188160, 5288576, 6269440, 6404135, 6610720, 8301056, 10246616, 10376320, 10577152, 12808270, 13221440, 20493232, 20752640, 21154304, 25616540, 26442880, 40986464, 41505280, 51233080, 52885760, 81972928, 102466160, 105771520, 163945856, 204932320, 327891712, 409864640, 655783424, 819729280, 1639458560, 3278917120]

約数ペア:

[(1, 3278917120), (2, 1639458560), (4, 819729280), (5, 655783424), (8, 409864640), (10, 327891712), (16, 204932320), (20, 163945856), (31, 105771520), (32, 102466160), (40, 81972928), (62, 52885760), (64, 51233080), (79, 41505280), (80, 40986464), (124, 26442880), (128, 25616540), (155, 21154304), (158, 20752640), (160, 20493232), (248, 13221440), (256, 12808270), (310, 10577152), (316, 10376320), (320, 10246616), (395, 8301056), (496, 6610720), (512, 6404135), (523, 6269440), (620, 5288576), (632, 5188160), (640, 5123308), (790, 4150528), (992, 3305360), (1046, 3134720), (1240, 2644288), (1264, 2594080), (1280, 2561654), (1580, 2075264), (1984, 1652680), (2092, 1567360), (2449, 1338880), (2480, 1322144), (2528, 1297040), (2560, 1280827), (2615, 1253888), (3160, 1037632), (3968, 826340), (4184, 783680), (4898, 669440), (4960, 661072), (5056, 648520), (5230, 626944), (6320, 518816), (7936, 413170), (8368, 391840), (9796, 334720), (9920, 330536), (10112, 324260), (10460, 313472), (12245, 267776), (12640, 259408), (15872, 206585), (16213, 202240), (16736, 195920), (19592, 167360), (19840, 165268), (20224, 162130), (20920, 156736), (24490, 133888), (25280, 129704), (32426, 101120), (33472, 97960), (39184, 83680), (39680, 82634), (40448, 81065), (41317, 79360), (41840, 78368), (48980, 66944), (50560, 64852)]