1310080

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 3304800

約数和(自身を除く): 1994720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 160, 178, 184, 230, 320, 356, 368, 445, 460, 640, 712, 736, 890, 920, 1424, 1472, 1780, 1840, 2047, 2848, 2944, 3560, 3680, 4094, 5696, 7120, 7360, 8188, 10235, 11392, 14240, 14720, 16376, 20470, 28480, 32752, 40940, 56960, 65504, 81880, 131008, 163760, 262016, 327520, 655040, 1310080]

約数ペア:

[(1, 1310080), (2, 655040), (4, 327520), (5, 262016), (8, 163760), (10, 131008), (16, 81880), (20, 65504), (23, 56960), (32, 40940), (40, 32752), (46, 28480), (64, 20470), (80, 16376), (89, 14720), (92, 14240), (115, 11392), (128, 10235), (160, 8188), (178, 7360), (184, 7120), (230, 5696), (320, 4094), (356, 3680), (368, 3560), (445, 2944), (460, 2848), (640, 2047), (712, 1840), (736, 1780), (890, 1472), (920, 1424)]