663390720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{28793}}^1$

素因数の和:28822

約数の個数: 120

約数和(自身を含む): 2297588436

約数和(自身を除く): 1634197716

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 28793, 57586, 86379, 115172, 143965, 172758, 230344, 259137, 287930, 345516, 431895, 460688, 518274, 575860, 691032, 863790, 921376, 1036548, 1151720, 1295685, 1382064, 1727580, 1842752, 2073096, 2303440, 2591370, 2764128, 3455160, 3685504, 4146192, 4606880, 5182740, 5528256, 6910320, 7371008, 8292384, 9213760, 10365480, 11056512, 13820640, 14742016, 16584768, 18427520, 20730960, 22113024, 27641280, 33169536, 36855040, 41461920, 44226048, 55282560, 66339072, 73710080, 82923840, 110565120, 132678144, 165847680, 221130240, 331695360, 663390720]

約数ペア:

[(1, 663390720), (2, 331695360), (3, 221130240), (4, 165847680), (5, 132678144), (6, 110565120), (8, 82923840), (9, 73710080), (10, 66339072), (12, 55282560), (15, 44226048), (16, 41461920), (18, 36855040), (20, 33169536), (24, 27641280), (30, 22113024), (32, 20730960), (36, 18427520), (40, 16584768), (45, 14742016), (48, 13820640), (60, 11056512), (64, 10365480), (72, 9213760), (80, 8292384), (90, 7371008), (96, 6910320), (120, 5528256), (128, 5182740), (144, 4606880), (160, 4146192), (180, 3685504), (192, 3455160), (240, 2764128), (256, 2591370), (288, 2303440), (320, 2073096), (360, 1842752), (384, 1727580), (480, 1382064), (512, 1295685), (576, 1151720), (640, 1036548), (720, 921376), (768, 863790), (960, 691032), (1152, 575860), (1280, 518274), (1440, 460688), (1536, 431895), (1920, 345516), (2304, 287930), (2560, 259137), (2880, 230344), (3840, 172758), (4608, 143965), (5760, 115172), (7680, 86379), (11520, 57586), (23040, 28793)]