221384760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14083}}^1$

素因数の和:14228

約数の個数: 64

約数和(自身を含む): 669271680

約数和(自身を除く): 447886920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 14083, 15720, 28166, 42249, 56332, 70415, 84498, 112664, 140830, 168996, 211245, 281660, 337992, 422490, 563320, 844980, 1689960, 1844873, 3689746, 5534619, 7379492, 9224365, 11069238, 14758984, 18448730, 22138476, 27673095, 36897460, 44276952, 55346190, 73794920, 110692380, 221384760]

約数ペア:

[(1, 221384760), (2, 110692380), (3, 73794920), (4, 55346190), (5, 44276952), (6, 36897460), (8, 27673095), (10, 22138476), (12, 18448730), (15, 14758984), (20, 11069238), (24, 9224365), (30, 7379492), (40, 5534619), (60, 3689746), (120, 1844873), (131, 1689960), (262, 844980), (393, 563320), (524, 422490), (655, 337992), (786, 281660), (1048, 211245), (1310, 168996), (1572, 140830), (1965, 112664), (2620, 84498), (3144, 70415), (3930, 56332), (5240, 42249), (7860, 28166), (14083, 15720)]