78722640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3577

約数の個数: 120

約数和(自身を含む): 272982528

約数和(自身を除く): 194259888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3527, 3720, 4464, 5580, 7054, 7440, 10581, 11160, 14108, 17635, 21162, 22320, 28216, 31743, 35270, 42324, 52905, 56432, 63486, 70540, 84648, 105810, 109337, 126972, 141080, 158715, 169296, 211620, 218674, 253944, 282160, 317430, 328011, 423240, 437348, 507888, 546685, 634860, 656022, 846480, 874696, 984033, 1093370, 1269720, 1312044, 1640055, 1749392, 1968066, 2186740, 2539440, 2624088, 3280110, 3936132, 4373480, 4920165, 5248176, 6560220, 7872264, 8746960, 9840330, 13120440, 15744528, 19680660, 26240880, 39361320, 78722640]

約数ペア:

[(1, 78722640), (2, 39361320), (3, 26240880), (4, 19680660), (5, 15744528), (6, 13120440), (8, 9840330), (9, 8746960), (10, 7872264), (12, 6560220), (15, 5248176), (16, 4920165), (18, 4373480), (20, 3936132), (24, 3280110), (30, 2624088), (31, 2539440), (36, 2186740), (40, 1968066), (45, 1749392), (48, 1640055), (60, 1312044), (62, 1269720), (72, 1093370), (80, 984033), (90, 874696), (93, 846480), (120, 656022), (124, 634860), (144, 546685), (155, 507888), (180, 437348), (186, 423240), (240, 328011), (248, 317430), (279, 282160), (310, 253944), (360, 218674), (372, 211620), (465, 169296), (496, 158715), (558, 141080), (620, 126972), (720, 109337), (744, 105810), (930, 84648), (1116, 70540), (1240, 63486), (1395, 56432), (1488, 52905), (1860, 42324), (2232, 35270), (2480, 31743), (2790, 28216), (3527, 22320), (3720, 21162), (4464, 17635), (5580, 14108), (7054, 11160), (7440, 10581)]