77778720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54013}}^1$

素因数の和:54034

約数の個数: 72

約数和(自身を含む): 265424796

約数和(自身を除く): 187646076

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, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54013, 108026, 162039, 216052, 270065, 324078, 432104, 486117, 540130, 648156, 810195, 864208, 972234, 1080260, 1296312, 1620390, 1728416, 1944468, 2160520, 2430585, 2592624, 3240780, 3888936, 4321040, 4861170, 5185248, 6481560, 7777872, 8642080, 9722340, 12963120, 15555744, 19444680, 25926240, 38889360, 77778720]

約数ペア:

[(1, 77778720), (2, 38889360), (3, 25926240), (4, 19444680), (5, 15555744), (6, 12963120), (8, 9722340), (9, 8642080), (10, 7777872), (12, 6481560), (15, 5185248), (16, 4861170), (18, 4321040), (20, 3888936), (24, 3240780), (30, 2592624), (32, 2430585), (36, 2160520), (40, 1944468), (45, 1728416), (48, 1620390), (60, 1296312), (72, 1080260), (80, 972234), (90, 864208), (96, 810195), (120, 648156), (144, 540130), (160, 486117), (180, 432104), (240, 324078), (288, 270065), (360, 216052), (480, 162039), (720, 108026), (1440, 54013)]