1900992720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6991}}^1$

素因数の和:7121

約数の個数: 160

約数和(自身を含む): 6492155904

約数和(自身を除く): 4591163184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 103, 110, 120, 132, 165, 176, 206, 220, 240, 264, 309, 330, 412, 440, 515, 528, 618, 660, 824, 880, 1030, 1133, 1236, 1320, 1545, 1648, 2060, 2266, 2472, 2640, 3090, 3399, 4120, 4532, 4944, 5665, 6180, 6798, 6991, 8240, 9064, 11330, 12360, 13596, 13982, 16995, 18128, 20973, 22660, 24720, 27192, 27964, 33990, 34955, 41946, 45320, 54384, 55928, 67980, 69910, 76901, 83892, 90640, 104865, 111856, 135960, 139820, 153802, 167784, 209730, 230703, 271920, 279640, 307604, 335568, 384505, 419460, 461406, 559280, 615208, 720073, 769010, 838920, 922812, 1153515, 1230416, 1440146, 1538020, 1677840, 1845624, 2160219, 2307030, 2880292, 3076040, 3600365, 3691248, 4320438, 4614060, 5760584, 6152080, 7200730, 7920803, 8640876, 9228120, 10801095, 11521168, 14401460, 15841606, 17281752, 18456240, 21602190, 23762409, 28802920, 31683212, 34563504, 39604015, 43204380, 47524818, 57605840, 63366424, 79208030, 86408760, 95049636, 118812045, 126732848, 158416060, 172817520, 190099272, 237624090, 316832120, 380198544, 475248180, 633664240, 950496360, 1900992720]

約数ペア:

[(1, 1900992720), (2, 950496360), (3, 633664240), (4, 475248180), (5, 380198544), (6, 316832120), (8, 237624090), (10, 190099272), (11, 172817520), (12, 158416060), (15, 126732848), (16, 118812045), (20, 95049636), (22, 86408760), (24, 79208030), (30, 63366424), (33, 57605840), (40, 47524818), (44, 43204380), (48, 39604015), (55, 34563504), (60, 31683212), (66, 28802920), (80, 23762409), (88, 21602190), (103, 18456240), (110, 17281752), (120, 15841606), (132, 14401460), (165, 11521168), (176, 10801095), (206, 9228120), (220, 8640876), (240, 7920803), (264, 7200730), (309, 6152080), (330, 5760584), (412, 4614060), (440, 4320438), (515, 3691248), (528, 3600365), (618, 3076040), (660, 2880292), (824, 2307030), (880, 2160219), (1030, 1845624), (1133, 1677840), (1236, 1538020), (1320, 1440146), (1545, 1230416), (1648, 1153515), (2060, 922812), (2266, 838920), (2472, 769010), (2640, 720073), (3090, 615208), (3399, 559280), (4120, 461406), (4532, 419460), (4944, 384505), (5665, 335568), (6180, 307604), (6798, 279640), (6991, 271920), (8240, 230703), (9064, 209730), (11330, 167784), (12360, 153802), (13596, 139820), (13982, 135960), (16995, 111856), (18128, 104865), (20973, 90640), (22660, 83892), (24720, 76901), (27192, 69910), (27964, 67980), (33990, 55928), (34955, 54384), (41946, 45320)]