103642720

素因数分解:

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

素因数の和:468

約数の個数: 96

約数和(自身を含む): 261031680

約数和(自身を除く): 157388960

約数列:

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

約数ペア:

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