303618920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6449}}^1$

素因数の和:6578

約数の個数: 64

約数和(自身を含む): 752328000

約数和(自身を除く): 448709080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 4280, 4708, 5885, 6449, 9416, 11770, 12898, 23540, 25796, 32245, 47080, 51592, 64490, 70939, 128980, 141878, 257960, 283756, 354695, 567512, 690043, 709390, 1380086, 1418780, 2760172, 2837560, 3450215, 5520344, 6900430, 7590473, 13800860, 15180946, 27601720, 30361892, 37952365, 60723784, 75904730, 151809460, 303618920]

約数ペア:

[(1, 303618920), (2, 151809460), (4, 75904730), (5, 60723784), (8, 37952365), (10, 30361892), (11, 27601720), (20, 15180946), (22, 13800860), (40, 7590473), (44, 6900430), (55, 5520344), (88, 3450215), (107, 2837560), (110, 2760172), (214, 1418780), (220, 1380086), (428, 709390), (440, 690043), (535, 567512), (856, 354695), (1070, 283756), (1177, 257960), (2140, 141878), (2354, 128980), (4280, 70939), (4708, 64490), (5885, 51592), (6449, 47080), (9416, 32245), (11770, 25796), (12898, 23540)]