420261120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{191}}^2$

素因数の和:409

約数の個数: 162

約数和(自身を含む): 1461712434

約数和(自身を除く): 1041451314

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, 191, 192, 240, 256, 288, 320, 360, 382, 384, 480, 573, 576, 640, 720, 764, 768, 955, 960, 1146, 1152, 1280, 1440, 1528, 1719, 1910, 1920, 2292, 2304, 2865, 2880, 3056, 3438, 3820, 3840, 4584, 5730, 5760, 6112, 6876, 7640, 8595, 9168, 11460, 11520, 12224, 13752, 15280, 17190, 18336, 22920, 24448, 27504, 30560, 34380, 36481, 36672, 45840, 48896, 55008, 61120, 68760, 72962, 73344, 91680, 109443, 110016, 122240, 137520, 145924, 146688, 182405, 183360, 218886, 220032, 244480, 275040, 291848, 328329, 364810, 366720, 437772, 440064, 547215, 550080, 583696, 656658, 729620, 733440, 875544, 1094430, 1100160, 1167392, 1313316, 1459240, 1641645, 1751088, 2188860, 2200320, 2334784, 2626632, 2918480, 3283290, 3502176, 4377720, 4669568, 5253264, 5836960, 6566580, 7004352, 8755440, 9339136, 10506528, 11673920, 13133160, 14008704, 17510880, 21013056, 23347840, 26266320, 28017408, 35021760, 42026112, 46695680, 52532640, 70043520, 84052224, 105065280, 140087040, 210130560, 420261120]

約数ペア:

[(1, 420261120), (2, 210130560), (3, 140087040), (4, 105065280), (5, 84052224), (6, 70043520), (8, 52532640), (9, 46695680), (10, 42026112), (12, 35021760), (15, 28017408), (16, 26266320), (18, 23347840), (20, 21013056), (24, 17510880), (30, 14008704), (32, 13133160), (36, 11673920), (40, 10506528), (45, 9339136), (48, 8755440), (60, 7004352), (64, 6566580), (72, 5836960), (80, 5253264), (90, 4669568), (96, 4377720), (120, 3502176), (128, 3283290), (144, 2918480), (160, 2626632), (180, 2334784), (191, 2200320), (192, 2188860), (240, 1751088), (256, 1641645), (288, 1459240), (320, 1313316), (360, 1167392), (382, 1100160), (384, 1094430), (480, 875544), (573, 733440), (576, 729620), (640, 656658), (720, 583696), (764, 550080), (768, 547215), (955, 440064), (960, 437772), (1146, 366720), (1152, 364810), (1280, 328329), (1440, 291848), (1528, 275040), (1719, 244480), (1910, 220032), (1920, 218886), (2292, 183360), (2304, 182405), (2865, 146688), (2880, 145924), (3056, 137520), (3438, 122240), (3820, 110016), (3840, 109443), (4584, 91680), (5730, 73344), (5760, 72962), (6112, 68760), (6876, 61120), (7640, 55008), (8595, 48896), (9168, 45840), (11460, 36672), (11520, 36481), (12224, 34380), (13752, 30560), (15280, 27504), (17190, 24448), (18336, 22920)]