39898080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 144

約数和(自身を含む): 137985120

約数和(自身を除く): 98087040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 103, 120, 144, 160, 180, 206, 240, 269, 288, 309, 360, 412, 480, 515, 538, 618, 720, 807, 824, 927, 1030, 1076, 1236, 1345, 1440, 1545, 1614, 1648, 1854, 2060, 2152, 2421, 2472, 2690, 3090, 3228, 3296, 3708, 4035, 4120, 4304, 4635, 4842, 4944, 5380, 6180, 6456, 7416, 8070, 8240, 8608, 9270, 9684, 9888, 10760, 12105, 12360, 12912, 14832, 16140, 16480, 18540, 19368, 21520, 24210, 24720, 25824, 27707, 29664, 32280, 37080, 38736, 43040, 48420, 49440, 55414, 64560, 74160, 77472, 83121, 96840, 110828, 129120, 138535, 148320, 166242, 193680, 221656, 249363, 277070, 332484, 387360, 415605, 443312, 498726, 554140, 664968, 831210, 886624, 997452, 1108280, 1246815, 1329936, 1662420, 1994904, 2216560, 2493630, 2659872, 3324840, 3989808, 4433120, 4987260, 6649680, 7979616, 9974520, 13299360, 19949040, 39898080]

約数ペア:

[(1, 39898080), (2, 19949040), (3, 13299360), (4, 9974520), (5, 7979616), (6, 6649680), (8, 4987260), (9, 4433120), (10, 3989808), (12, 3324840), (15, 2659872), (16, 2493630), (18, 2216560), (20, 1994904), (24, 1662420), (30, 1329936), (32, 1246815), (36, 1108280), (40, 997452), (45, 886624), (48, 831210), (60, 664968), (72, 554140), (80, 498726), (90, 443312), (96, 415605), (103, 387360), (120, 332484), (144, 277070), (160, 249363), (180, 221656), (206, 193680), (240, 166242), (269, 148320), (288, 138535), (309, 129120), (360, 110828), (412, 96840), (480, 83121), (515, 77472), (538, 74160), (618, 64560), (720, 55414), (807, 49440), (824, 48420), (927, 43040), (1030, 38736), (1076, 37080), (1236, 32280), (1345, 29664), (1440, 27707), (1545, 25824), (1614, 24720), (1648, 24210), (1854, 21520), (2060, 19368), (2152, 18540), (2421, 16480), (2472, 16140), (2690, 14832), (3090, 12912), (3228, 12360), (3296, 12105), (3708, 10760), (4035, 9888), (4120, 9684), (4304, 9270), (4635, 8608), (4842, 8240), (4944, 8070), (5380, 7416), (6180, 6456)]