173864740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 450455040

約数和(自身を除く): 276590300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 59, 62, 70, 97, 98, 118, 124, 140, 155, 194, 196, 217, 236, 245, 295, 310, 388, 413, 434, 485, 490, 590, 620, 679, 826, 868, 970, 980, 1085, 1180, 1358, 1519, 1652, 1829, 1940, 2065, 2170, 2716, 2891, 3007, 3038, 3395, 3658, 4130, 4340, 4753, 5723, 5782, 6014, 6076, 6790, 7316, 7595, 8260, 9145, 9506, 11446, 11564, 12028, 12803, 13580, 14455, 15035, 15190, 18290, 19012, 21049, 22892, 23765, 25606, 28615, 28910, 30070, 30380, 36580, 40061, 42098, 47530, 51212, 57230, 57820, 60140, 64015, 80122, 84196, 89621, 95060, 105245, 114460, 128030, 147343, 160244, 177413, 179242, 200305, 210490, 256060, 280427, 294686, 354826, 358484, 400610, 420980, 448105, 560854, 589372, 709652, 736715, 801220, 887065, 896210, 1121708, 1241891, 1402135, 1473430, 1774130, 1792420, 2483782, 2804270, 2946860, 3548260, 4967564, 5608540, 6209455, 8693237, 12418910, 17386474, 24837820, 34772948, 43466185, 86932370, 173864740]

約数ペア:

[(1, 173864740), (2, 86932370), (4, 43466185), (5, 34772948), (7, 24837820), (10, 17386474), (14, 12418910), (20, 8693237), (28, 6209455), (31, 5608540), (35, 4967564), (49, 3548260), (59, 2946860), (62, 2804270), (70, 2483782), (97, 1792420), (98, 1774130), (118, 1473430), (124, 1402135), (140, 1241891), (155, 1121708), (194, 896210), (196, 887065), (217, 801220), (236, 736715), (245, 709652), (295, 589372), (310, 560854), (388, 448105), (413, 420980), (434, 400610), (485, 358484), (490, 354826), (590, 294686), (620, 280427), (679, 256060), (826, 210490), (868, 200305), (970, 179242), (980, 177413), (1085, 160244), (1180, 147343), (1358, 128030), (1519, 114460), (1652, 105245), (1829, 95060), (1940, 89621), (2065, 84196), (2170, 80122), (2716, 64015), (2891, 60140), (3007, 57820), (3038, 57230), (3395, 51212), (3658, 47530), (4130, 42098), (4340, 40061), (4753, 36580), (5723, 30380), (5782, 30070), (6014, 28910), (6076, 28615), (6790, 25606), (7316, 23765), (7595, 22892), (8260, 21049), (9145, 19012), (9506, 18290), (11446, 15190), (11564, 15035), (12028, 14455), (12803, 13580)]