280044720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3851}}^1$

素因数の和:3971

約数の個数: 120

約数和(自身を含む): 950041872

約数和(自身を除く): 669997152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 101, 120, 144, 180, 202, 240, 303, 360, 404, 505, 606, 720, 808, 909, 1010, 1212, 1515, 1616, 1818, 2020, 2424, 3030, 3636, 3851, 4040, 4545, 4848, 6060, 7272, 7702, 8080, 9090, 11553, 12120, 14544, 15404, 18180, 19255, 23106, 24240, 30808, 34659, 36360, 38510, 46212, 57765, 61616, 69318, 72720, 77020, 92424, 115530, 138636, 154040, 173295, 184848, 231060, 277272, 308080, 346590, 388951, 462120, 554544, 693180, 777902, 924240, 1166853, 1386360, 1555804, 1944755, 2333706, 2772720, 3111608, 3500559, 3889510, 4667412, 5834265, 6223216, 7001118, 7779020, 9334824, 11668530, 14002236, 15558040, 17502795, 18669648, 23337060, 28004472, 31116080, 35005590, 46674120, 56008944, 70011180, 93348240, 140022360, 280044720]

約数ペア:

[(1, 280044720), (2, 140022360), (3, 93348240), (4, 70011180), (5, 56008944), (6, 46674120), (8, 35005590), (9, 31116080), (10, 28004472), (12, 23337060), (15, 18669648), (16, 17502795), (18, 15558040), (20, 14002236), (24, 11668530), (30, 9334824), (36, 7779020), (40, 7001118), (45, 6223216), (48, 5834265), (60, 4667412), (72, 3889510), (80, 3500559), (90, 3111608), (101, 2772720), (120, 2333706), (144, 1944755), (180, 1555804), (202, 1386360), (240, 1166853), (303, 924240), (360, 777902), (404, 693180), (505, 554544), (606, 462120), (720, 388951), (808, 346590), (909, 308080), (1010, 277272), (1212, 231060), (1515, 184848), (1616, 173295), (1818, 154040), (2020, 138636), (2424, 115530), (3030, 92424), (3636, 77020), (3851, 72720), (4040, 69318), (4545, 61616), (4848, 57765), (6060, 46212), (7272, 38510), (7702, 36360), (8080, 34659), (9090, 30808), (11553, 24240), (12120, 23106), (14544, 19255), (15404, 18180)]