159551420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 400404480

約数和(自身を除く): 240853060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 97, 124, 140, 155, 194, 217, 310, 379, 388, 434, 485, 620, 679, 758, 868, 970, 1085, 1358, 1516, 1895, 1940, 2170, 2653, 2716, 3007, 3395, 3790, 4340, 5306, 6014, 6790, 7580, 10612, 11749, 12028, 13265, 13580, 15035, 21049, 23498, 26530, 30070, 36763, 42098, 46996, 53060, 58745, 60140, 73526, 82243, 84196, 105245, 117490, 147052, 164486, 183815, 210490, 234980, 257341, 328972, 367630, 411215, 420980, 514682, 735260, 822430, 1029364, 1139653, 1286705, 1644860, 2279306, 2573410, 4558612, 5146820, 5698265, 7977571, 11396530, 15955142, 22793060, 31910284, 39887855, 79775710, 159551420]

約数ペア:

[(1, 159551420), (2, 79775710), (4, 39887855), (5, 31910284), (7, 22793060), (10, 15955142), (14, 11396530), (20, 7977571), (28, 5698265), (31, 5146820), (35, 4558612), (62, 2573410), (70, 2279306), (97, 1644860), (124, 1286705), (140, 1139653), (155, 1029364), (194, 822430), (217, 735260), (310, 514682), (379, 420980), (388, 411215), (434, 367630), (485, 328972), (620, 257341), (679, 234980), (758, 210490), (868, 183815), (970, 164486), (1085, 147052), (1358, 117490), (1516, 105245), (1895, 84196), (1940, 82243), (2170, 73526), (2653, 60140), (2716, 58745), (3007, 53060), (3395, 46996), (3790, 42098), (4340, 36763), (5306, 30070), (6014, 26530), (6790, 23498), (7580, 21049), (10612, 15035), (11749, 13580), (12028, 13265)]