207285440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:470

約数の個数: 112

約数和(自身を含む): 526206720

約数和(自身を除く): 318921280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 103, 152, 160, 190, 206, 304, 320, 331, 380, 412, 515, 608, 662, 760, 824, 1030, 1216, 1324, 1520, 1648, 1655, 1957, 2060, 2648, 3040, 3296, 3310, 3914, 4120, 5296, 6080, 6289, 6592, 6620, 7828, 8240, 9785, 10592, 12578, 13240, 15656, 16480, 19570, 21184, 25156, 26480, 31312, 31445, 32960, 34093, 39140, 50312, 52960, 62624, 62890, 68186, 78280, 100624, 105920, 125248, 125780, 136372, 156560, 170465, 201248, 251560, 272744, 313120, 340930, 402496, 503120, 545488, 626240, 647767, 681860, 1006240, 1090976, 1295534, 1363720, 2012480, 2181952, 2591068, 2727440, 3238835, 5182136, 5454880, 6477670, 10364272, 10909760, 12955340, 20728544, 25910680, 41457088, 51821360, 103642720, 207285440]

約数ペア:

[(1, 207285440), (2, 103642720), (4, 51821360), (5, 41457088), (8, 25910680), (10, 20728544), (16, 12955340), (19, 10909760), (20, 10364272), (32, 6477670), (38, 5454880), (40, 5182136), (64, 3238835), (76, 2727440), (80, 2591068), (95, 2181952), (103, 2012480), (152, 1363720), (160, 1295534), (190, 1090976), (206, 1006240), (304, 681860), (320, 647767), (331, 626240), (380, 545488), (412, 503120), (515, 402496), (608, 340930), (662, 313120), (760, 272744), (824, 251560), (1030, 201248), (1216, 170465), (1324, 156560), (1520, 136372), (1648, 125780), (1655, 125248), (1957, 105920), (2060, 100624), (2648, 78280), (3040, 68186), (3296, 62890), (3310, 62624), (3914, 52960), (4120, 50312), (5296, 39140), (6080, 34093), (6289, 32960), (6592, 31445), (6620, 31312), (7828, 26480), (8240, 25156), (9785, 21184), (10592, 19570), (12578, 16480), (13240, 15656)]