401605751120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{491}}^1\times {\mathrm{3253}}^1$

素因数の和:4213

約数の個数: 160

約数和(自身を含む): 1072008172800

約数和(自身を除く): 670402421680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 449, 491, 560, 898, 982, 1796, 1964, 2245, 2455, 3143, 3253, 3437, 3592, 3928, 4490, 4910, 6286, 6506, 6874, 7184, 7856, 8980, 9820, 12572, 13012, 13748, 15715, 16265, 17185, 17960, 19640, 22771, 25144, 26024, 27496, 31430, 32530, 34370, 35920, 39280, 45542, 50288, 52048, 54992, 62860, 65060, 68740, 91084, 113855, 125720, 130120, 137480, 182168, 220459, 227710, 251440, 260240, 274960, 364336, 440918, 455420, 881836, 910840, 1102295, 1460597, 1543213, 1597223, 1763672, 1821680, 2204590, 2921194, 3086426, 3194446, 3527344, 4409180, 5842388, 6172852, 6388892, 7302985, 7716065, 7986115, 8818360, 10224179, 11180561, 11684776, 12345704, 12777784, 14605970, 15432130, 15972230, 17636720, 20448358, 22361122, 23369552, 24691408, 25555568, 29211940, 30864260, 31944460, 40896716, 44722244, 51120895, 55902805, 58423880, 61728520, 63888920, 81793432, 89444488, 102241790, 111805610, 116847760, 123457040, 127777840, 163586864, 178888976, 204483580, 223611220, 408967160, 447222440, 717153127, 817934320, 894444880, 1434306254, 2868612508, 3585765635, 5020071889, 5737225016, 7171531270, 10040143778, 11474450032, 14343062540, 20080287556, 25100359445, 28686125080, 40160575112, 50200718890, 57372250160, 80321150224, 100401437780, 200802875560, 401605751120]

約数ペア:

[(1, 401605751120), (2, 200802875560), (4, 100401437780), (5, 80321150224), (7, 57372250160), (8, 50200718890), (10, 40160575112), (14, 28686125080), (16, 25100359445), (20, 20080287556), (28, 14343062540), (35, 11474450032), (40, 10040143778), (56, 7171531270), (70, 5737225016), (80, 5020071889), (112, 3585765635), (140, 2868612508), (280, 1434306254), (449, 894444880), (491, 817934320), (560, 717153127), (898, 447222440), (982, 408967160), (1796, 223611220), (1964, 204483580), (2245, 178888976), (2455, 163586864), (3143, 127777840), (3253, 123457040), (3437, 116847760), (3592, 111805610), (3928, 102241790), (4490, 89444488), (4910, 81793432), (6286, 63888920), (6506, 61728520), (6874, 58423880), (7184, 55902805), (7856, 51120895), (8980, 44722244), (9820, 40896716), (12572, 31944460), (13012, 30864260), (13748, 29211940), (15715, 25555568), (16265, 24691408), (17185, 23369552), (17960, 22361122), (19640, 20448358), (22771, 17636720), (25144, 15972230), (26024, 15432130), (27496, 14605970), (31430, 12777784), (32530, 12345704), (34370, 11684776), (35920, 11180561), (39280, 10224179), (45542, 8818360), (50288, 7986115), (52048, 7716065), (54992, 7302985), (62860, 6388892), (65060, 6172852), (68740, 5842388), (91084, 4409180), (113855, 3527344), (125720, 3194446), (130120, 3086426), (137480, 2921194), (182168, 2204590), (220459, 1821680), (227710, 1763672), (251440, 1597223), (260240, 1543213), (274960, 1460597), (364336, 1102295), (440918, 910840), (455420, 881836)]