30440640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:914

約数の個数: 112

約数和(自身を含む): 99376992

約数和(自身を除く): 68936352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 192, 222, 240, 296, 320, 370, 444, 480, 555, 592, 740, 857, 888, 960, 1110, 1184, 1480, 1714, 1776, 2220, 2368, 2571, 2960, 3428, 3552, 4285, 4440, 5142, 5920, 6856, 7104, 8570, 8880, 10284, 11840, 12855, 13712, 17140, 17760, 20568, 25710, 27424, 31709, 34280, 35520, 41136, 51420, 54848, 63418, 68560, 82272, 95127, 102840, 126836, 137120, 158545, 164544, 190254, 205680, 253672, 274240, 317090, 380508, 411360, 475635, 507344, 634180, 761016, 822720, 951270, 1014688, 1268360, 1522032, 1902540, 2029376, 2536720, 3044064, 3805080, 5073440, 6088128, 7610160, 10146880, 15220320, 30440640]

約数ペア:

[(1, 30440640), (2, 15220320), (3, 10146880), (4, 7610160), (5, 6088128), (6, 5073440), (8, 3805080), (10, 3044064), (12, 2536720), (15, 2029376), (16, 1902540), (20, 1522032), (24, 1268360), (30, 1014688), (32, 951270), (37, 822720), (40, 761016), (48, 634180), (60, 507344), (64, 475635), (74, 411360), (80, 380508), (96, 317090), (111, 274240), (120, 253672), (148, 205680), (160, 190254), (185, 164544), (192, 158545), (222, 137120), (240, 126836), (296, 102840), (320, 95127), (370, 82272), (444, 68560), (480, 63418), (555, 54848), (592, 51420), (740, 41136), (857, 35520), (888, 34280), (960, 31709), (1110, 27424), (1184, 25710), (1480, 20568), (1714, 17760), (1776, 17140), (2220, 13712), (2368, 12855), (2571, 11840), (2960, 10284), (3428, 8880), (3552, 8570), (4285, 7104), (4440, 6856), (5142, 5920)]