194777940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 641898432

約数和(自身を除く): 447120492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 485, 490, 582, 588, 679, 683, 735, 970, 980, 1164, 1358, 1366, 1455, 1470, 1940, 2037, 2049, 2716, 2732, 2910, 2940, 3395, 3415, 4074, 4098, 4753, 4781, 5820, 6790, 6830, 8148, 8196, 9506, 9562, 10185, 10245, 13580, 13660, 14259, 14343, 19012, 19124, 20370, 20490, 23765, 23905, 28518, 28686, 33467, 40740, 40980, 47530, 47810, 57036, 57372, 66251, 66934, 71295, 71715, 95060, 95620, 100401, 132502, 133868, 142590, 143430, 167335, 198753, 200802, 265004, 285180, 286860, 331255, 334670, 397506, 401604, 463757, 502005, 662510, 669340, 795012, 927514, 993765, 1004010, 1325020, 1391271, 1855028, 1987530, 2008020, 2318785, 2782542, 3246299, 3975060, 4637570, 5565084, 6492598, 6956355, 9275140, 9738897, 12985196, 13912710, 16231495, 19477794, 27825420, 32462990, 38955588, 48694485, 64925980, 97388970, 194777940]

約数ペア:

[(1, 194777940), (2, 97388970), (3, 64925980), (4, 48694485), (5, 38955588), (6, 32462990), (7, 27825420), (10, 19477794), (12, 16231495), (14, 13912710), (15, 12985196), (20, 9738897), (21, 9275140), (28, 6956355), (30, 6492598), (35, 5565084), (42, 4637570), (49, 3975060), (60, 3246299), (70, 2782542), (84, 2318785), (97, 2008020), (98, 1987530), (105, 1855028), (140, 1391271), (147, 1325020), (194, 1004010), (196, 993765), (210, 927514), (245, 795012), (291, 669340), (294, 662510), (388, 502005), (420, 463757), (485, 401604), (490, 397506), (582, 334670), (588, 331255), (679, 286860), (683, 285180), (735, 265004), (970, 200802), (980, 198753), (1164, 167335), (1358, 143430), (1366, 142590), (1455, 133868), (1470, 132502), (1940, 100401), (2037, 95620), (2049, 95060), (2716, 71715), (2732, 71295), (2910, 66934), (2940, 66251), (3395, 57372), (3415, 57036), (4074, 47810), (4098, 47530), (4753, 40980), (4781, 40740), (5820, 33467), (6790, 28686), (6830, 28518), (8148, 23905), (8196, 23765), (9506, 20490), (9562, 20370), (10185, 19124), (10245, 19012), (13580, 14343), (13660, 14259)]