281648160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{617}}^1$

素因数の和:955

約数の個数: 144

約数和(自身を含む): 965718936

約数和(自身を除く): 684070776

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 317, 360, 480, 617, 634, 720, 951, 1234, 1268, 1440, 1585, 1851, 1902, 2468, 2536, 2853, 3085, 3170, 3702, 3804, 4755, 4936, 5072, 5553, 5706, 6170, 6340, 7404, 7608, 9255, 9510, 9872, 10144, 11106, 11412, 12340, 12680, 14265, 14808, 15216, 18510, 19020, 19744, 22212, 22824, 24680, 25360, 27765, 28530, 29616, 30432, 37020, 38040, 44424, 45648, 49360, 50720, 55530, 57060, 59232, 74040, 76080, 88848, 91296, 98720, 111060, 114120, 148080, 152160, 177696, 195589, 222120, 228240, 296160, 391178, 444240, 456480, 586767, 782356, 888480, 977945, 1173534, 1564712, 1760301, 1955890, 2347068, 2933835, 3129424, 3520602, 3911780, 4694136, 5867670, 6258848, 7041204, 7823560, 8801505, 9388272, 11735340, 14082408, 15647120, 17603010, 18776544, 23470680, 28164816, 31294240, 35206020, 46941360, 56329632, 70412040, 93882720, 140824080, 281648160]

約数ペア:

[(1, 281648160), (2, 140824080), (3, 93882720), (4, 70412040), (5, 56329632), (6, 46941360), (8, 35206020), (9, 31294240), (10, 28164816), (12, 23470680), (15, 18776544), (16, 17603010), (18, 15647120), (20, 14082408), (24, 11735340), (30, 9388272), (32, 8801505), (36, 7823560), (40, 7041204), (45, 6258848), (48, 5867670), (60, 4694136), (72, 3911780), (80, 3520602), (90, 3129424), (96, 2933835), (120, 2347068), (144, 1955890), (160, 1760301), (180, 1564712), (240, 1173534), (288, 977945), (317, 888480), (360, 782356), (480, 586767), (617, 456480), (634, 444240), (720, 391178), (951, 296160), (1234, 228240), (1268, 222120), (1440, 195589), (1585, 177696), (1851, 152160), (1902, 148080), (2468, 114120), (2536, 111060), (2853, 98720), (3085, 91296), (3170, 88848), (3702, 76080), (3804, 74040), (4755, 59232), (4936, 57060), (5072, 55530), (5553, 50720), (5706, 49360), (6170, 45648), (6340, 44424), (7404, 38040), (7608, 37020), (9255, 30432), (9510, 29616), (9872, 28530), (10144, 27765), (11106, 25360), (11412, 24680), (12340, 22824), (12680, 22212), (14265, 19744), (14808, 19020), (15216, 18510)]