309968120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1307}}^1$

素因数の和:1354

約数の個数: 144

約数和(自身を含む): 892435320

約数和(自身を除く): 582467200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 605, 616, 770, 847, 968, 980, 1078, 1210, 1307, 1540, 1694, 1960, 2156, 2420, 2614, 2695, 3080, 3388, 4235, 4312, 4840, 5228, 5390, 5929, 6535, 6776, 8470, 9149, 10456, 10780, 11858, 13070, 14377, 16940, 18298, 21560, 23716, 26140, 28754, 29645, 33880, 36596, 45745, 47432, 52280, 57508, 59290, 64043, 71885, 73192, 91490, 100639, 115016, 118580, 128086, 143770, 158147, 182980, 201278, 237160, 256172, 287540, 316294, 320215, 365960, 402556, 503195, 512344, 575080, 632588, 640430, 704473, 790735, 805112, 1006390, 1107029, 1265176, 1280860, 1408946, 1581470, 2012780, 2214058, 2561720, 2817892, 3162940, 3522365, 4025560, 4428116, 5535145, 5635784, 6325880, 7044730, 7749203, 8856232, 11070290, 14089460, 15498406, 22140580, 28178920, 30996812, 38746015, 44281160, 61993624, 77492030, 154984060, 309968120]

約数ペア:

[(1, 309968120), (2, 154984060), (4, 77492030), (5, 61993624), (7, 44281160), (8, 38746015), (10, 30996812), (11, 28178920), (14, 22140580), (20, 15498406), (22, 14089460), (28, 11070290), (35, 8856232), (40, 7749203), (44, 7044730), (49, 6325880), (55, 5635784), (56, 5535145), (70, 4428116), (77, 4025560), (88, 3522365), (98, 3162940), (110, 2817892), (121, 2561720), (140, 2214058), (154, 2012780), (196, 1581470), (220, 1408946), (242, 1280860), (245, 1265176), (280, 1107029), (308, 1006390), (385, 805112), (392, 790735), (440, 704473), (484, 640430), (490, 632588), (539, 575080), (605, 512344), (616, 503195), (770, 402556), (847, 365960), (968, 320215), (980, 316294), (1078, 287540), (1210, 256172), (1307, 237160), (1540, 201278), (1694, 182980), (1960, 158147), (2156, 143770), (2420, 128086), (2614, 118580), (2695, 115016), (3080, 100639), (3388, 91490), (4235, 73192), (4312, 71885), (4840, 64043), (5228, 59290), (5390, 57508), (5929, 52280), (6535, 47432), (6776, 45745), (8470, 36596), (9149, 33880), (10456, 29645), (10780, 28754), (11858, 26140), (13070, 23716), (14377, 21560), (16940, 18298)]