163299920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1789}}^1$

素因数の和:1972

約数の個数: 80

約数和(自身を含む): 436817280

約数和(自身を除く): 273517360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 163, 280, 326, 560, 652, 815, 1141, 1304, 1630, 1789, 2282, 2608, 3260, 3578, 4564, 5705, 6520, 7156, 8945, 9128, 11410, 12523, 13040, 14312, 17890, 18256, 22820, 25046, 28624, 35780, 45640, 50092, 62615, 71560, 91280, 100184, 125230, 143120, 200368, 250460, 291607, 500920, 583214, 1001840, 1166428, 1458035, 2041249, 2332856, 2916070, 4082498, 4665712, 5832140, 8164996, 10206245, 11664280, 16329992, 20412490, 23328560, 32659984, 40824980, 81649960, 163299920]

約数ペア:

[(1, 163299920), (2, 81649960), (4, 40824980), (5, 32659984), (7, 23328560), (8, 20412490), (10, 16329992), (14, 11664280), (16, 10206245), (20, 8164996), (28, 5832140), (35, 4665712), (40, 4082498), (56, 2916070), (70, 2332856), (80, 2041249), (112, 1458035), (140, 1166428), (163, 1001840), (280, 583214), (326, 500920), (560, 291607), (652, 250460), (815, 200368), (1141, 143120), (1304, 125230), (1630, 100184), (1789, 91280), (2282, 71560), (2608, 62615), (3260, 50092), (3578, 45640), (4564, 35780), (5705, 28624), (6520, 25046), (7156, 22820), (8945, 18256), (9128, 17890), (11410, 14312), (12523, 13040)]