810939520

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:750

約数の個数: 128

約数和(自身を含む): 2048976000

約数和(自身を除く): 1238036480

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, 619, 640, 712, 736, 890, 920, 1238, 1424, 1472, 1780, 1840, 2047, 2476, 2848, 2944, 3095, 3560, 3680, 4094, 4952, 5696, 6190, 7120, 7360, 8188, 9904, 10235, 11392, 12380, 14237, 14240, 14720, 16376, 19808, 20470, 24760, 28474, 28480, 32752, 39616, 40940, 49520, 55091, 56948, 56960, 65504, 71185, 79232, 81880, 99040, 110182, 113896, 131008, 142370, 163760, 198080, 220364, 227792, 262016, 275455, 284740, 327520, 396160, 440728, 455584, 550910, 569480, 655040, 881456, 911168, 1101820, 1138960, 1267093, 1310080, 1762912, 1822336, 2203640, 2277920, 2534186, 3525824, 4407280, 4555840, 5068372, 6335465, 7051648, 8814560, 9111680, 10136744, 12670930, 17629120, 20273488, 25341860, 35258240, 40546976, 50683720, 81093952, 101367440, 162187904, 202734880, 405469760, 810939520]

約数ペア:

[(1, 810939520), (2, 405469760), (4, 202734880), (5, 162187904), (8, 101367440), (10, 81093952), (16, 50683720), (20, 40546976), (23, 35258240), (32, 25341860), (40, 20273488), (46, 17629120), (64, 12670930), (80, 10136744), (89, 9111680), (92, 8814560), (115, 7051648), (128, 6335465), (160, 5068372), (178, 4555840), (184, 4407280), (230, 3525824), (320, 2534186), (356, 2277920), (368, 2203640), (445, 1822336), (460, 1762912), (619, 1310080), (640, 1267093), (712, 1138960), (736, 1101820), (890, 911168), (920, 881456), (1238, 655040), (1424, 569480), (1472, 550910), (1780, 455584), (1840, 440728), (2047, 396160), (2476, 327520), (2848, 284740), (2944, 275455), (3095, 262016), (3560, 227792), (3680, 220364), (4094, 198080), (4952, 163760), (5696, 142370), (6190, 131008), (7120, 113896), (7360, 110182), (8188, 99040), (9904, 81880), (10235, 79232), (11392, 71185), (12380, 65504), (14237, 56960), (14240, 56948), (14720, 55091), (16376, 49520), (19808, 40940), (20470, 39616), (24760, 32752), (28474, 28480)]