221279328

素因数分解:

$2^5\times 3^2\times {\mathrm{83}}^1\times {\mathrm{9257}}^1$

素因数の和:9356

約数の個数: 72

約数和(自身を含む): 636913368

約数和(自身を除く): 415634040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 83, 96, 144, 166, 249, 288, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2656, 2988, 3984, 5976, 7968, 9257, 11952, 18514, 23904, 27771, 37028, 55542, 74056, 83313, 111084, 148112, 166626, 222168, 296224, 333252, 444336, 666504, 768331, 888672, 1333008, 1536662, 2304993, 2666016, 3073324, 4609986, 6146648, 6914979, 9219972, 12293296, 13829958, 18439944, 24586592, 27659916, 36879888, 55319832, 73759776, 110639664, 221279328]

約数ペア:

[(1, 221279328), (2, 110639664), (3, 73759776), (4, 55319832), (6, 36879888), (8, 27659916), (9, 24586592), (12, 18439944), (16, 13829958), (18, 12293296), (24, 9219972), (32, 6914979), (36, 6146648), (48, 4609986), (72, 3073324), (83, 2666016), (96, 2304993), (144, 1536662), (166, 1333008), (249, 888672), (288, 768331), (332, 666504), (498, 444336), (664, 333252), (747, 296224), (996, 222168), (1328, 166626), (1494, 148112), (1992, 111084), (2656, 83313), (2988, 74056), (3984, 55542), (5976, 37028), (7968, 27771), (9257, 23904), (11952, 18514)]