30723120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:691

約数の個数: 120

約数和(自身を含む): 104805792

約数和(自身を除く): 74082672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 601, 639, 710, 720, 852, 1065, 1136, 1202, 1278, 1420, 1704, 1803, 2130, 2404, 2556, 2840, 3005, 3195, 3408, 3606, 4260, 4808, 5112, 5409, 5680, 6010, 6390, 7212, 8520, 9015, 9616, 10224, 10818, 12020, 12780, 14424, 17040, 18030, 21636, 24040, 25560, 27045, 28848, 36060, 42671, 43272, 48080, 51120, 54090, 72120, 85342, 86544, 108180, 128013, 144240, 170684, 213355, 216360, 256026, 341368, 384039, 426710, 432720, 512052, 640065, 682736, 768078, 853420, 1024104, 1280130, 1536156, 1706840, 1920195, 2048208, 2560260, 3072312, 3413680, 3840390, 5120520, 6144624, 7680780, 10241040, 15361560, 30723120]

約数ペア:

[(1, 30723120), (2, 15361560), (3, 10241040), (4, 7680780), (5, 6144624), (6, 5120520), (8, 3840390), (9, 3413680), (10, 3072312), (12, 2560260), (15, 2048208), (16, 1920195), (18, 1706840), (20, 1536156), (24, 1280130), (30, 1024104), (36, 853420), (40, 768078), (45, 682736), (48, 640065), (60, 512052), (71, 432720), (72, 426710), (80, 384039), (90, 341368), (120, 256026), (142, 216360), (144, 213355), (180, 170684), (213, 144240), (240, 128013), (284, 108180), (355, 86544), (360, 85342), (426, 72120), (568, 54090), (601, 51120), (639, 48080), (710, 43272), (720, 42671), (852, 36060), (1065, 28848), (1136, 27045), (1202, 25560), (1278, 24040), (1420, 21636), (1704, 18030), (1803, 17040), (2130, 14424), (2404, 12780), (2556, 12020), (2840, 10818), (3005, 10224), (3195, 9616), (3408, 9015), (3606, 8520), (4260, 7212), (4808, 6390), (5112, 6010), (5409, 5680)]