4455904920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1785

約数の個数: 128

約数和(自身を含む): 13544720640

約数和(自身を除く): 9088815720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 163, 314, 326, 471, 489, 628, 652, 785, 815, 942, 978, 1256, 1304, 1451, 1570, 1630, 1884, 1956, 2355, 2445, 2902, 3140, 3260, 3768, 3912, 4353, 4710, 4890, 5804, 6280, 6520, 7255, 8706, 9420, 9780, 11608, 14510, 17412, 18840, 19560, 21765, 25591, 29020, 34824, 43530, 51182, 58040, 76773, 87060, 102364, 127955, 153546, 174120, 204728, 227807, 236513, 255910, 307092, 383865, 455614, 473026, 511820, 614184, 683421, 709539, 767730, 911228, 946052, 1023640, 1139035, 1182565, 1366842, 1419078, 1535460, 1822456, 1892104, 2278070, 2365130, 2733684, 2838156, 3070920, 3417105, 3547695, 4556140, 4730260, 5467368, 5676312, 6834210, 7095390, 9112280, 9460520, 13668420, 14190780, 27336840, 28381560, 37132541, 74265082, 111397623, 148530164, 185662705, 222795246, 297060328, 371325410, 445590492, 556988115, 742650820, 891180984, 1113976230, 1485301640, 2227952460, 4455904920]

約数ペア:

[(1, 4455904920), (2, 2227952460), (3, 1485301640), (4, 1113976230), (5, 891180984), (6, 742650820), (8, 556988115), (10, 445590492), (12, 371325410), (15, 297060328), (20, 222795246), (24, 185662705), (30, 148530164), (40, 111397623), (60, 74265082), (120, 37132541), (157, 28381560), (163, 27336840), (314, 14190780), (326, 13668420), (471, 9460520), (489, 9112280), (628, 7095390), (652, 6834210), (785, 5676312), (815, 5467368), (942, 4730260), (978, 4556140), (1256, 3547695), (1304, 3417105), (1451, 3070920), (1570, 2838156), (1630, 2733684), (1884, 2365130), (1956, 2278070), (2355, 1892104), (2445, 1822456), (2902, 1535460), (3140, 1419078), (3260, 1366842), (3768, 1182565), (3912, 1139035), (4353, 1023640), (4710, 946052), (4890, 911228), (5804, 767730), (6280, 709539), (6520, 683421), (7255, 614184), (8706, 511820), (9420, 473026), (9780, 455614), (11608, 383865), (14510, 307092), (17412, 255910), (18840, 236513), (19560, 227807), (21765, 204728), (25591, 174120), (29020, 153546), (34824, 127955), (43530, 102364), (51182, 87060), (58040, 76773)]