1780375620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{42209}}^1$

素因数の和:42277

約数の個数: 96

約数和(自身を含む): 5389372800

約数和(自身を除く): 3608997180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1406, 2109, 2220, 2812, 3515, 4218, 7030, 8436, 10545, 14060, 21090, 42180, 42209, 84418, 126627, 168836, 211045, 253254, 422090, 506508, 633135, 801971, 844180, 1266270, 1561733, 1603942, 2405913, 2532540, 3123466, 3207884, 4009855, 4685199, 4811826, 6246932, 7808665, 8019710, 9370398, 9623652, 12029565, 15617330, 16039420, 18740796, 23425995, 24059130, 29672927, 31234660, 46851990, 48118260, 59345854, 89018781, 93703980, 118691708, 148364635, 178037562, 296729270, 356075124, 445093905, 593458540, 890187810, 1780375620]

約数ペア:

[(1, 1780375620), (2, 890187810), (3, 593458540), (4, 445093905), (5, 356075124), (6, 296729270), (10, 178037562), (12, 148364635), (15, 118691708), (19, 93703980), (20, 89018781), (30, 59345854), (37, 48118260), (38, 46851990), (57, 31234660), (60, 29672927), (74, 24059130), (76, 23425995), (95, 18740796), (111, 16039420), (114, 15617330), (148, 12029565), (185, 9623652), (190, 9370398), (222, 8019710), (228, 7808665), (285, 6246932), (370, 4811826), (380, 4685199), (444, 4009855), (555, 3207884), (570, 3123466), (703, 2532540), (740, 2405913), (1110, 1603942), (1140, 1561733), (1406, 1266270), (2109, 844180), (2220, 801971), (2812, 633135), (3515, 506508), (4218, 422090), (7030, 253254), (8436, 211045), (10545, 168836), (14060, 126627), (21090, 84418), (42180, 42209)]