31925320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 91756800

約数和(自身を除く): 59831480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 353, 380, 476, 532, 595, 646, 665, 680, 706, 760, 952, 1064, 1190, 1292, 1330, 1412, 1615, 1765, 2261, 2380, 2471, 2584, 2660, 2824, 3230, 3530, 4522, 4760, 4942, 5320, 6001, 6460, 6707, 7060, 9044, 9884, 11305, 12002, 12355, 12920, 13414, 14120, 18088, 19768, 22610, 24004, 24710, 26828, 30005, 33535, 42007, 45220, 46949, 48008, 49420, 53656, 60010, 67070, 84014, 90440, 93898, 98840, 114019, 120020, 134140, 168028, 187796, 210035, 228038, 234745, 240040, 268280, 336056, 375592, 420070, 456076, 469490, 570095, 798133, 840140, 912152, 938980, 1140190, 1596266, 1680280, 1877960, 2280380, 3192532, 3990665, 4560760, 6385064, 7981330, 15962660, 31925320]

約数ペア:

[(1, 31925320), (2, 15962660), (4, 7981330), (5, 6385064), (7, 4560760), (8, 3990665), (10, 3192532), (14, 2280380), (17, 1877960), (19, 1680280), (20, 1596266), (28, 1140190), (34, 938980), (35, 912152), (38, 840140), (40, 798133), (56, 570095), (68, 469490), (70, 456076), (76, 420070), (85, 375592), (95, 336056), (119, 268280), (133, 240040), (136, 234745), (140, 228038), (152, 210035), (170, 187796), (190, 168028), (238, 134140), (266, 120020), (280, 114019), (323, 98840), (340, 93898), (353, 90440), (380, 84014), (476, 67070), (532, 60010), (595, 53656), (646, 49420), (665, 48008), (680, 46949), (706, 45220), (760, 42007), (952, 33535), (1064, 30005), (1190, 26828), (1292, 24710), (1330, 24004), (1412, 22610), (1615, 19768), (1765, 18088), (2261, 14120), (2380, 13414), (2471, 12920), (2584, 12355), (2660, 12002), (2824, 11305), (3230, 9884), (3530, 9044), (4522, 7060), (4760, 6707), (4942, 6460), (5320, 6001)]