754471980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{911}}^1$

素因数の和:1076

約数の個数: 144

約数和(自身を含む): 2366267904

約数和(自身を除く): 1611795924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 107, 129, 172, 180, 214, 215, 258, 321, 387, 428, 430, 516, 535, 642, 645, 774, 860, 911, 963, 1070, 1284, 1290, 1548, 1605, 1822, 1926, 1935, 2140, 2580, 2733, 3210, 3644, 3852, 3870, 4555, 4601, 4815, 5466, 6420, 7740, 8199, 9110, 9202, 9630, 10932, 13665, 13803, 16398, 18220, 18404, 19260, 23005, 27330, 27606, 32796, 39173, 40995, 41409, 46010, 54660, 55212, 69015, 78346, 81990, 82818, 92020, 97477, 117519, 138030, 156692, 163980, 165636, 194954, 195865, 207045, 235038, 276060, 292431, 352557, 389908, 391730, 414090, 470076, 487385, 584862, 587595, 705114, 783460, 828180, 877293, 974770, 1169724, 1175190, 1410228, 1462155, 1754586, 1762785, 1949540, 2350380, 2924310, 3509172, 3525570, 4191511, 4386465, 5848620, 7051140, 8383022, 8772930, 12574533, 16766044, 17545860, 20957555, 25149066, 37723599, 41915110, 50298132, 62872665, 75447198, 83830220, 125745330, 150894396, 188617995, 251490660, 377235990, 754471980]

約数ペア:

[(1, 754471980), (2, 377235990), (3, 251490660), (4, 188617995), (5, 150894396), (6, 125745330), (9, 83830220), (10, 75447198), (12, 62872665), (15, 50298132), (18, 41915110), (20, 37723599), (30, 25149066), (36, 20957555), (43, 17545860), (45, 16766044), (60, 12574533), (86, 8772930), (90, 8383022), (107, 7051140), (129, 5848620), (172, 4386465), (180, 4191511), (214, 3525570), (215, 3509172), (258, 2924310), (321, 2350380), (387, 1949540), (428, 1762785), (430, 1754586), (516, 1462155), (535, 1410228), (642, 1175190), (645, 1169724), (774, 974770), (860, 877293), (911, 828180), (963, 783460), (1070, 705114), (1284, 587595), (1290, 584862), (1548, 487385), (1605, 470076), (1822, 414090), (1926, 391730), (1935, 389908), (2140, 352557), (2580, 292431), (2733, 276060), (3210, 235038), (3644, 207045), (3852, 195865), (3870, 194954), (4555, 165636), (4601, 163980), (4815, 156692), (5466, 138030), (6420, 117519), (7740, 97477), (8199, 92020), (9110, 82818), (9202, 81990), (9630, 78346), (10932, 69015), (13665, 55212), (13803, 54660), (16398, 46010), (18220, 41409), (18404, 40995), (19260, 39173), (23005, 32796), (27330, 27606)]