388363920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{231169}}^1$

素因数の和:231192

約数の個数: 80

約数和(自身を含む): 1375923840

約数和(自身を除く): 987559920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 231169, 462338, 693507, 924676, 1155845, 1387014, 1618183, 1849352, 2311690, 2774028, 3236366, 3467535, 3698704, 4623380, 4854549, 5548056, 6472732, 6935070, 8090915, 9246760, 9709098, 11096112, 12945464, 13870140, 16181830, 18493520, 19418196, 24272745, 25890928, 27740280, 32363660, 38836392, 48545490, 55480560, 64727320, 77672784, 97090980, 129454640, 194181960, 388363920]

約数ペア:

[(1, 388363920), (2, 194181960), (3, 129454640), (4, 97090980), (5, 77672784), (6, 64727320), (7, 55480560), (8, 48545490), (10, 38836392), (12, 32363660), (14, 27740280), (15, 25890928), (16, 24272745), (20, 19418196), (21, 18493520), (24, 16181830), (28, 13870140), (30, 12945464), (35, 11096112), (40, 9709098), (42, 9246760), (48, 8090915), (56, 6935070), (60, 6472732), (70, 5548056), (80, 4854549), (84, 4623380), (105, 3698704), (112, 3467535), (120, 3236366), (140, 2774028), (168, 2311690), (210, 1849352), (240, 1618183), (280, 1387014), (336, 1155845), (420, 924676), (560, 693507), (840, 462338), (1680, 231169)]