131641120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3378

約数の個数: 96

約数和(自身を含む): 352658880

約数和(自身を除く): 221017760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3331, 3952, 4940, 6662, 7904, 9880, 13324, 16655, 19760, 26648, 33310, 39520, 43303, 53296, 63289, 66620, 86606, 106592, 126578, 133240, 173212, 216515, 253156, 266480, 316445, 346424, 433030, 506312, 532960, 632890, 692848, 822757, 866060, 1012624, 1265780, 1385696, 1645514, 1732120, 2025248, 2531560, 3291028, 3464240, 4113785, 5063120, 6582056, 6928480, 8227570, 10126240, 13164112, 16455140, 26328224, 32910280, 65820560, 131641120]

約数ペア:

[(1, 131641120), (2, 65820560), (4, 32910280), (5, 26328224), (8, 16455140), (10, 13164112), (13, 10126240), (16, 8227570), (19, 6928480), (20, 6582056), (26, 5063120), (32, 4113785), (38, 3464240), (40, 3291028), (52, 2531560), (65, 2025248), (76, 1732120), (80, 1645514), (95, 1385696), (104, 1265780), (130, 1012624), (152, 866060), (160, 822757), (190, 692848), (208, 632890), (247, 532960), (260, 506312), (304, 433030), (380, 346424), (416, 316445), (494, 266480), (520, 253156), (608, 216515), (760, 173212), (988, 133240), (1040, 126578), (1235, 106592), (1520, 86606), (1976, 66620), (2080, 63289), (2470, 53296), (3040, 43303), (3331, 39520), (3952, 33310), (4940, 26648), (6662, 19760), (7904, 16655), (9880, 13324)]