213870560

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 533977920

約数和(自身を除く): 320107360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 89, 92, 115, 160, 178, 184, 230, 356, 368, 445, 460, 653, 712, 736, 890, 920, 1306, 1424, 1780, 1840, 2047, 2612, 2848, 3265, 3560, 3680, 4094, 5224, 6530, 7120, 8188, 10235, 10448, 13060, 14240, 15019, 16376, 20470, 20896, 26120, 30038, 32752, 40940, 52240, 58117, 60076, 65504, 75095, 81880, 104480, 116234, 120152, 150190, 163760, 232468, 240304, 290585, 300380, 327520, 464936, 480608, 581170, 600760, 929872, 1162340, 1201520, 1336691, 1859744, 2324680, 2403040, 2673382, 4649360, 5346764, 6683455, 9298720, 10693528, 13366910, 21387056, 26733820, 42774112, 53467640, 106935280, 213870560]

約数ペア:

[(1, 213870560), (2, 106935280), (4, 53467640), (5, 42774112), (8, 26733820), (10, 21387056), (16, 13366910), (20, 10693528), (23, 9298720), (32, 6683455), (40, 5346764), (46, 4649360), (80, 2673382), (89, 2403040), (92, 2324680), (115, 1859744), (160, 1336691), (178, 1201520), (184, 1162340), (230, 929872), (356, 600760), (368, 581170), (445, 480608), (460, 464936), (653, 327520), (712, 300380), (736, 290585), (890, 240304), (920, 232468), (1306, 163760), (1424, 150190), (1780, 120152), (1840, 116234), (2047, 104480), (2612, 81880), (2848, 75095), (3265, 65504), (3560, 60076), (3680, 58117), (4094, 52240), (5224, 40940), (6530, 32752), (7120, 30038), (8188, 26120), (10235, 20896), (10448, 20470), (13060, 16376), (14240, 15019)]