326969720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2085

約数の個数: 128

約数和(自身を含む): 934986240

約数和(自身を除く): 608016520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 140, 154, 212, 220, 265, 280, 308, 371, 385, 424, 440, 530, 583, 616, 742, 770, 1060, 1166, 1484, 1540, 1855, 2003, 2120, 2332, 2915, 2968, 3080, 3710, 4006, 4081, 4664, 5830, 7420, 8012, 8162, 10015, 11660, 14021, 14840, 16024, 16324, 20030, 20405, 22033, 23320, 28042, 32648, 40060, 40810, 44066, 56084, 70105, 80120, 81620, 88132, 106159, 110165, 112168, 140210, 154231, 163240, 176264, 212318, 220330, 280420, 308462, 424636, 440660, 530795, 560840, 616924, 743113, 771155, 849272, 881320, 1061590, 1167749, 1233848, 1486226, 1542310, 2123180, 2335498, 2972452, 3084620, 3715565, 4246360, 4670996, 5838745, 5944904, 6169240, 7431130, 8174243, 9341992, 11677490, 14862260, 16348486, 23354980, 29724520, 32696972, 40871215, 46709960, 65393944, 81742430, 163484860, 326969720]

約数ペア:

[(1, 326969720), (2, 163484860), (4, 81742430), (5, 65393944), (7, 46709960), (8, 40871215), (10, 32696972), (11, 29724520), (14, 23354980), (20, 16348486), (22, 14862260), (28, 11677490), (35, 9341992), (40, 8174243), (44, 7431130), (53, 6169240), (55, 5944904), (56, 5838745), (70, 4670996), (77, 4246360), (88, 3715565), (106, 3084620), (110, 2972452), (140, 2335498), (154, 2123180), (212, 1542310), (220, 1486226), (265, 1233848), (280, 1167749), (308, 1061590), (371, 881320), (385, 849272), (424, 771155), (440, 743113), (530, 616924), (583, 560840), (616, 530795), (742, 440660), (770, 424636), (1060, 308462), (1166, 280420), (1484, 220330), (1540, 212318), (1855, 176264), (2003, 163240), (2120, 154231), (2332, 140210), (2915, 112168), (2968, 110165), (3080, 106159), (3710, 88132), (4006, 81620), (4081, 80120), (4664, 70105), (5830, 56084), (7420, 44066), (8012, 40810), (8162, 40060), (10015, 32648), (11660, 28042), (14021, 23320), (14840, 22033), (16024, 20405), (16324, 20030)]