794490320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1373

約数の個数: 160

約数和(自身を含む): 2163194880

約数和(自身を除く): 1368704560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 304, 310, 380, 403, 494, 496, 520, 589, 620, 760, 806, 988, 1040, 1178, 1235, 1240, 1297, 1520, 1612, 1976, 2015, 2356, 2470, 2480, 2594, 2945, 3224, 3952, 4030, 4712, 4940, 5188, 5890, 6448, 6485, 7657, 8060, 9424, 9880, 10376, 11780, 12970, 15314, 16120, 16861, 19760, 20752, 23560, 24643, 25940, 30628, 32240, 33722, 38285, 40207, 47120, 49286, 51880, 61256, 67444, 76570, 80414, 84305, 98572, 103760, 122512, 123215, 134888, 153140, 160828, 168610, 197144, 201035, 246430, 269776, 306280, 320359, 321656, 337220, 394288, 402070, 492860, 522691, 612560, 640718, 643312, 674440, 763933, 804140, 985720, 1045382, 1281436, 1348880, 1527866, 1601795, 1608280, 1971440, 2090764, 2562872, 2613455, 3055732, 3203590, 3216560, 3819665, 4181528, 5125744, 5226910, 6111464, 6407180, 7639330, 8363056, 9931129, 10453820, 12222928, 12814360, 15278660, 19862258, 20907640, 25628720, 30557320, 39724516, 41815280, 49655645, 61114640, 79449032, 99311290, 158898064, 198622580, 397245160, 794490320]

約数ペア:

[(1, 794490320), (2, 397245160), (4, 198622580), (5, 158898064), (8, 99311290), (10, 79449032), (13, 61114640), (16, 49655645), (19, 41815280), (20, 39724516), (26, 30557320), (31, 25628720), (38, 20907640), (40, 19862258), (52, 15278660), (62, 12814360), (65, 12222928), (76, 10453820), (80, 9931129), (95, 8363056), (104, 7639330), (124, 6407180), (130, 6111464), (152, 5226910), (155, 5125744), (190, 4181528), (208, 3819665), (247, 3216560), (248, 3203590), (260, 3055732), (304, 2613455), (310, 2562872), (380, 2090764), (403, 1971440), (494, 1608280), (496, 1601795), (520, 1527866), (589, 1348880), (620, 1281436), (760, 1045382), (806, 985720), (988, 804140), (1040, 763933), (1178, 674440), (1235, 643312), (1240, 640718), (1297, 612560), (1520, 522691), (1612, 492860), (1976, 402070), (2015, 394288), (2356, 337220), (2470, 321656), (2480, 320359), (2594, 306280), (2945, 269776), (3224, 246430), (3952, 201035), (4030, 197144), (4712, 168610), (4940, 160828), (5188, 153140), (5890, 134888), (6448, 123215), (6485, 122512), (7657, 103760), (8060, 98572), (9424, 84305), (9880, 80414), (10376, 76570), (11780, 67444), (12970, 61256), (15314, 51880), (16120, 49286), (16861, 47120), (19760, 40207), (20752, 38285), (23560, 33722), (24643, 32240), (25940, 30628)]