157420480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2267}}^1$

素因数の和:2322

約数の個数: 112

約数和(自身を含む): 442423296

約数和(自身を除く): 285002816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2267, 2480, 3472, 4340, 4534, 4960, 6944, 8680, 9068, 9920, 11335, 13888, 15869, 17360, 18136, 22670, 31738, 34720, 36272, 45340, 63476, 69440, 70277, 72544, 79345, 90680, 126952, 140554, 145088, 158690, 181360, 253904, 281108, 317380, 351385, 362720, 491939, 507808, 562216, 634760, 702770, 725440, 983878, 1015616, 1124432, 1269520, 1405540, 1967756, 2248864, 2459695, 2539040, 2811080, 3935512, 4497728, 4919390, 5078080, 5622160, 7871024, 9838780, 11244320, 15742048, 19677560, 22488640, 31484096, 39355120, 78710240, 157420480]

約数ペア:

[(1, 157420480), (2, 78710240), (4, 39355120), (5, 31484096), (7, 22488640), (8, 19677560), (10, 15742048), (14, 11244320), (16, 9838780), (20, 7871024), (28, 5622160), (31, 5078080), (32, 4919390), (35, 4497728), (40, 3935512), (56, 2811080), (62, 2539040), (64, 2459695), (70, 2248864), (80, 1967756), (112, 1405540), (124, 1269520), (140, 1124432), (155, 1015616), (160, 983878), (217, 725440), (224, 702770), (248, 634760), (280, 562216), (310, 507808), (320, 491939), (434, 362720), (448, 351385), (496, 317380), (560, 281108), (620, 253904), (868, 181360), (992, 158690), (1085, 145088), (1120, 140554), (1240, 126952), (1736, 90680), (1984, 79345), (2170, 72544), (2240, 70277), (2267, 69440), (2480, 63476), (3472, 45340), (4340, 36272), (4534, 34720), (4960, 31738), (6944, 22670), (8680, 18136), (9068, 17360), (9920, 15869), (11335, 13888)]