197973440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2906

約数の個数: 112

約数和(自身を含む): 556345344

約数和(自身を除く): 358371904

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, 2480, 2851, 3472, 4340, 4960, 5702, 6944, 8680, 9920, 11404, 13888, 14255, 17360, 19957, 22808, 28510, 34720, 39914, 45616, 57020, 69440, 79828, 88381, 91232, 99785, 114040, 159656, 176762, 182464, 199570, 228080, 319312, 353524, 399140, 441905, 456160, 618667, 638624, 707048, 798280, 883810, 912320, 1237334, 1277248, 1414096, 1596560, 1767620, 2474668, 2828192, 3093335, 3193120, 3535240, 4949336, 5656384, 6186670, 6386240, 7070480, 9898672, 12373340, 14140960, 19797344, 24746680, 28281920, 39594688, 49493360, 98986720, 197973440]

約数ペア:

[(1, 197973440), (2, 98986720), (4, 49493360), (5, 39594688), (7, 28281920), (8, 24746680), (10, 19797344), (14, 14140960), (16, 12373340), (20, 9898672), (28, 7070480), (31, 6386240), (32, 6186670), (35, 5656384), (40, 4949336), (56, 3535240), (62, 3193120), (64, 3093335), (70, 2828192), (80, 2474668), (112, 1767620), (124, 1596560), (140, 1414096), (155, 1277248), (160, 1237334), (217, 912320), (224, 883810), (248, 798280), (280, 707048), (310, 638624), (320, 618667), (434, 456160), (448, 441905), (496, 399140), (560, 353524), (620, 319312), (868, 228080), (992, 199570), (1085, 182464), (1120, 176762), (1240, 159656), (1736, 114040), (1984, 99785), (2170, 91232), (2240, 88381), (2480, 79828), (2851, 69440), (3472, 57020), (4340, 45616), (4960, 39914), (5702, 34720), (6944, 28510), (8680, 22808), (9920, 19957), (11404, 17360), (13888, 14255)]