151908987520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{60289}}^1$

素因数の和:60466

約数の個数: 128

約数和(自身を含む): 377830195200

約数和(自身を除く): 225921207680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 640, 992, 1016, 1240, 1270, 1984, 2032, 2480, 2540, 3937, 3968, 4064, 4960, 5080, 7874, 8128, 9920, 10160, 15748, 16256, 19685, 19840, 20320, 31496, 39370, 40640, 60289, 62992, 78740, 81280, 120578, 125984, 157480, 241156, 251968, 301445, 314960, 482312, 503936, 602890, 629920, 964624, 1205780, 1259840, 1868959, 1929248, 2411560, 2519680, 3737918, 3858496, 4823120, 7475836, 7656703, 7716992, 9344795, 9646240, 14951672, 15313406, 18689590, 19292480, 29903344, 30626812, 37379180, 38283515, 38584960, 59806688, 61253624, 74758360, 76567030, 119613376, 122507248, 149516720, 153134060, 237357793, 239226752, 245014496, 299033440, 306268120, 474715586, 490028992, 598066880, 612536240, 949431172, 980057984, 1186788965, 1196133760, 1225072480, 1898862344, 2373577930, 2450144960, 3797724688, 4747155860, 4900289920, 7595449376, 9494311720, 15190898752, 18988623440, 30381797504, 37977246880, 75954493760, 151908987520]

約数ペア:

[(1, 151908987520), (2, 75954493760), (4, 37977246880), (5, 30381797504), (8, 18988623440), (10, 15190898752), (16, 9494311720), (20, 7595449376), (31, 4900289920), (32, 4747155860), (40, 3797724688), (62, 2450144960), (64, 2373577930), (80, 1898862344), (124, 1225072480), (127, 1196133760), (128, 1186788965), (155, 980057984), (160, 949431172), (248, 612536240), (254, 598066880), (310, 490028992), (320, 474715586), (496, 306268120), (508, 299033440), (620, 245014496), (635, 239226752), (640, 237357793), (992, 153134060), (1016, 149516720), (1240, 122507248), (1270, 119613376), (1984, 76567030), (2032, 74758360), (2480, 61253624), (2540, 59806688), (3937, 38584960), (3968, 38283515), (4064, 37379180), (4960, 30626812), (5080, 29903344), (7874, 19292480), (8128, 18689590), (9920, 15313406), (10160, 14951672), (15748, 9646240), (16256, 9344795), (19685, 7716992), (19840, 7656703), (20320, 7475836), (31496, 4823120), (39370, 3858496), (40640, 3737918), (60289, 2519680), (62992, 2411560), (78740, 1929248), (81280, 1868959), (120578, 1259840), (125984, 1205780), (157480, 964624), (241156, 629920), (251968, 602890), (301445, 503936), (314960, 482312)]