305312520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7877}}^1$

素因数の和:7927

約数の個数: 128

約数和(自身を含む): 1020988800

約数和(自身を除く): 715676280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 7877, 9690, 12920, 15754, 19380, 23631, 31508, 38760, 39385, 47262, 63016, 78770, 94524, 118155, 133909, 149663, 157540, 189048, 236310, 267818, 299326, 315080, 401727, 448989, 472620, 535636, 598652, 669545, 748315, 803454, 897978, 945240, 1071272, 1197304, 1339090, 1496630, 1606908, 1795956, 2008635, 2244945, 2544271, 2678180, 2993260, 3213816, 3591912, 4017270, 4489890, 5088542, 5356360, 5986520, 7632813, 8034540, 8979780, 10177084, 12721355, 15265626, 16069080, 17959560, 20354168, 25442710, 30531252, 38164065, 50885420, 61062504, 76328130, 101770840, 152656260, 305312520]

約数ペア:

[(1, 305312520), (2, 152656260), (3, 101770840), (4, 76328130), (5, 61062504), (6, 50885420), (8, 38164065), (10, 30531252), (12, 25442710), (15, 20354168), (17, 17959560), (19, 16069080), (20, 15265626), (24, 12721355), (30, 10177084), (34, 8979780), (38, 8034540), (40, 7632813), (51, 5986520), (57, 5356360), (60, 5088542), (68, 4489890), (76, 4017270), (85, 3591912), (95, 3213816), (102, 2993260), (114, 2678180), (120, 2544271), (136, 2244945), (152, 2008635), (170, 1795956), (190, 1606908), (204, 1496630), (228, 1339090), (255, 1197304), (285, 1071272), (323, 945240), (340, 897978), (380, 803454), (408, 748315), (456, 669545), (510, 598652), (570, 535636), (646, 472620), (680, 448989), (760, 401727), (969, 315080), (1020, 299326), (1140, 267818), (1292, 236310), (1615, 189048), (1938, 157540), (2040, 149663), (2280, 133909), (2584, 118155), (3230, 94524), (3876, 78770), (4845, 63016), (6460, 47262), (7752, 39385), (7877, 38760), (9690, 31508), (12920, 23631), (15754, 19380)]