245015820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1301

約数の個数: 192

約数和(自身を含む): 888330240

約数和(自身を除く): 643314420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 53, 54, 60, 63, 70, 84, 90, 105, 106, 108, 126, 135, 140, 159, 180, 189, 210, 212, 252, 265, 270, 315, 318, 371, 378, 420, 477, 530, 540, 630, 636, 742, 756, 795, 945, 954, 1060, 1113, 1223, 1260, 1431, 1484, 1590, 1855, 1890, 1908, 2226, 2385, 2446, 2862, 3180, 3339, 3669, 3710, 3780, 4452, 4770, 4892, 5565, 5724, 6115, 6678, 7155, 7338, 7420, 8561, 9540, 10017, 11007, 11130, 12230, 13356, 14310, 14676, 16695, 17122, 18345, 20034, 22014, 22260, 24460, 25683, 28620, 33021, 33390, 34244, 36690, 40068, 42805, 44028, 50085, 51366, 55035, 64819, 66042, 66780, 73380, 77049, 85610, 100170, 102732, 110070, 128415, 129638, 132084, 154098, 165105, 171220, 194457, 200340, 220140, 231147, 256830, 259276, 308196, 324095, 330210, 385245, 388914, 453733, 462294, 513660, 583371, 648190, 660420, 770490, 777828, 907466, 924588, 972285, 1155735, 1166742, 1296380, 1361199, 1540980, 1750113, 1814932, 1944570, 2268665, 2311470, 2333484, 2722398, 2916855, 3500226, 3889140, 4083597, 4537330, 4622940, 5444796, 5833710, 6805995, 7000452, 8167194, 8750565, 9074660, 11667420, 12250791, 13611990, 16334388, 17501130, 20417985, 24501582, 27223980, 35002260, 40835970, 49003164, 61253955, 81671940, 122507910, 245015820]

約数ペア:

[(1, 245015820), (2, 122507910), (3, 81671940), (4, 61253955), (5, 49003164), (6, 40835970), (7, 35002260), (9, 27223980), (10, 24501582), (12, 20417985), (14, 17501130), (15, 16334388), (18, 13611990), (20, 12250791), (21, 11667420), (27, 9074660), (28, 8750565), (30, 8167194), (35, 7000452), (36, 6805995), (42, 5833710), (45, 5444796), (53, 4622940), (54, 4537330), (60, 4083597), (63, 3889140), (70, 3500226), (84, 2916855), (90, 2722398), (105, 2333484), (106, 2311470), (108, 2268665), (126, 1944570), (135, 1814932), (140, 1750113), (159, 1540980), (180, 1361199), (189, 1296380), (210, 1166742), (212, 1155735), (252, 972285), (265, 924588), (270, 907466), (315, 777828), (318, 770490), (371, 660420), (378, 648190), (420, 583371), (477, 513660), (530, 462294), (540, 453733), (630, 388914), (636, 385245), (742, 330210), (756, 324095), (795, 308196), (945, 259276), (954, 256830), (1060, 231147), (1113, 220140), (1223, 200340), (1260, 194457), (1431, 171220), (1484, 165105), (1590, 154098), (1855, 132084), (1890, 129638), (1908, 128415), (2226, 110070), (2385, 102732), (2446, 100170), (2862, 85610), (3180, 77049), (3339, 73380), (3669, 66780), (3710, 66042), (3780, 64819), (4452, 55035), (4770, 51366), (4892, 50085), (5565, 44028), (5724, 42805), (6115, 40068), (6678, 36690), (7155, 34244), (7338, 33390), (7420, 33021), (8561, 28620), (9540, 25683), (10017, 24460), (11007, 22260), (11130, 22014), (12230, 20034), (13356, 18345), (14310, 17122), (14676, 16695)]