199713780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5113}}^1$

素因数の和:5166

約数の個数: 144

約数和(自身を含む): 714814464

約数和(自身を除く): 515100684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5113, 5580, 6510, 7812, 9765, 10226, 13020, 15339, 19530, 20452, 25565, 30678, 35791, 39060, 46017, 51130, 61356, 71582, 76695, 92034, 102260, 107373, 143164, 153390, 158503, 178955, 184068, 214746, 230085, 306780, 317006, 322119, 357910, 429492, 460170, 475509, 536865, 634012, 644238, 715820, 792515, 920340, 951018, 1073730, 1109521, 1288476, 1426527, 1585030, 1610595, 1902036, 2147460, 2219042, 2377545, 2853054, 3170060, 3221190, 3328563, 4438084, 4755090, 5547605, 5706108, 6442380, 6657126, 7132635, 9510180, 9985689, 11095210, 13314252, 14265270, 16642815, 19971378, 22190420, 28530540, 33285630, 39942756, 49928445, 66571260, 99856890, 199713780]

約数ペア:

[(1, 199713780), (2, 99856890), (3, 66571260), (4, 49928445), (5, 39942756), (6, 33285630), (7, 28530540), (9, 22190420), (10, 19971378), (12, 16642815), (14, 14265270), (15, 13314252), (18, 11095210), (20, 9985689), (21, 9510180), (28, 7132635), (30, 6657126), (31, 6442380), (35, 5706108), (36, 5547605), (42, 4755090), (45, 4438084), (60, 3328563), (62, 3221190), (63, 3170060), (70, 2853054), (84, 2377545), (90, 2219042), (93, 2147460), (105, 1902036), (124, 1610595), (126, 1585030), (140, 1426527), (155, 1288476), (180, 1109521), (186, 1073730), (210, 951018), (217, 920340), (252, 792515), (279, 715820), (310, 644238), (315, 634012), (372, 536865), (420, 475509), (434, 460170), (465, 429492), (558, 357910), (620, 322119), (630, 317006), (651, 306780), (868, 230085), (930, 214746), (1085, 184068), (1116, 178955), (1260, 158503), (1302, 153390), (1395, 143164), (1860, 107373), (1953, 102260), (2170, 92034), (2604, 76695), (2790, 71582), (3255, 61356), (3906, 51130), (4340, 46017), (5113, 39060), (5580, 35791), (6510, 30678), (7812, 25565), (9765, 20452), (10226, 19530), (13020, 15339)]