28790906240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{13711}}^1$

素因数の和:13940

約数の個数: 128

約数和(自身を含む): 73259925120

約数和(自身を除く): 44469018880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 193, 272, 320, 340, 386, 544, 640, 680, 772, 965, 1088, 1360, 1544, 1930, 2176, 2720, 3088, 3281, 3860, 5440, 6176, 6562, 7720, 10880, 12352, 13124, 13711, 15440, 16405, 24704, 26248, 27422, 30880, 32810, 52496, 54844, 61760, 65620, 68555, 104992, 109688, 123520, 131240, 137110, 209984, 219376, 233087, 262480, 274220, 419968, 438752, 466174, 524960, 548440, 877504, 932348, 1049920, 1096880, 1165435, 1755008, 1864696, 2099840, 2193760, 2330870, 2646223, 3729392, 4387520, 4661740, 5292446, 7458784, 8775040, 9323480, 10584892, 13231115, 14917568, 18646960, 21169784, 26462230, 29835136, 37293920, 42339568, 44985791, 52924460, 74587840, 84679136, 89971582, 105848920, 149175680, 169358272, 179943164, 211697840, 224928955, 338716544, 359886328, 423395680, 449857910, 719772656, 846791360, 899715820, 1439545312, 1693582720, 1799431640, 2879090624, 3598863280, 5758181248, 7197726560, 14395453120, 28790906240]

約数ペア:

[(1, 28790906240), (2, 14395453120), (4, 7197726560), (5, 5758181248), (8, 3598863280), (10, 2879090624), (16, 1799431640), (17, 1693582720), (20, 1439545312), (32, 899715820), (34, 846791360), (40, 719772656), (64, 449857910), (68, 423395680), (80, 359886328), (85, 338716544), (128, 224928955), (136, 211697840), (160, 179943164), (170, 169358272), (193, 149175680), (272, 105848920), (320, 89971582), (340, 84679136), (386, 74587840), (544, 52924460), (640, 44985791), (680, 42339568), (772, 37293920), (965, 29835136), (1088, 26462230), (1360, 21169784), (1544, 18646960), (1930, 14917568), (2176, 13231115), (2720, 10584892), (3088, 9323480), (3281, 8775040), (3860, 7458784), (5440, 5292446), (6176, 4661740), (6562, 4387520), (7720, 3729392), (10880, 2646223), (12352, 2330870), (13124, 2193760), (13711, 2099840), (15440, 1864696), (16405, 1755008), (24704, 1165435), (26248, 1096880), (27422, 1049920), (30880, 932348), (32810, 877504), (52496, 548440), (54844, 524960), (61760, 466174), (65620, 438752), (68555, 419968), (104992, 274220), (109688, 262480), (123520, 233087), (131240, 219376), (137110, 209984)]