142920540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3659}}^1$

素因数の和:3712

約数の個数: 144

約数和(自身を含む): 511580160

約数和(自身を除く): 368659620

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, 3659, 3906, 4340, 5580, 6510, 7318, 7812, 9765, 10977, 13020, 14636, 18295, 19530, 21954, 25613, 32931, 36590, 39060, 43908, 51226, 54885, 65862, 73180, 76839, 102452, 109770, 113429, 128065, 131724, 153678, 164655, 219540, 226858, 230517, 256130, 307356, 329310, 340287, 384195, 453716, 461034, 512260, 567145, 658620, 680574, 768390, 794003, 922068, 1020861, 1134290, 1152585, 1361148, 1536780, 1588006, 1701435, 2041722, 2268580, 2305170, 2382009, 3176012, 3402870, 3970015, 4083444, 4610340, 4764018, 5104305, 6805740, 7146027, 7940030, 9528036, 10208610, 11910045, 14292054, 15880060, 20417220, 23820090, 28584108, 35730135, 47640180, 71460270, 142920540]

約数ペア:

[(1, 142920540), (2, 71460270), (3, 47640180), (4, 35730135), (5, 28584108), (6, 23820090), (7, 20417220), (9, 15880060), (10, 14292054), (12, 11910045), (14, 10208610), (15, 9528036), (18, 7940030), (20, 7146027), (21, 6805740), (28, 5104305), (30, 4764018), (31, 4610340), (35, 4083444), (36, 3970015), (42, 3402870), (45, 3176012), (60, 2382009), (62, 2305170), (63, 2268580), (70, 2041722), (84, 1701435), (90, 1588006), (93, 1536780), (105, 1361148), (124, 1152585), (126, 1134290), (140, 1020861), (155, 922068), (180, 794003), (186, 768390), (210, 680574), (217, 658620), (252, 567145), (279, 512260), (310, 461034), (315, 453716), (372, 384195), (420, 340287), (434, 329310), (465, 307356), (558, 256130), (620, 230517), (630, 226858), (651, 219540), (868, 164655), (930, 153678), (1085, 131724), (1116, 128065), (1260, 113429), (1302, 109770), (1395, 102452), (1860, 76839), (1953, 73180), (2170, 65862), (2604, 54885), (2790, 51226), (3255, 43908), (3659, 39060), (3906, 36590), (4340, 32931), (5580, 25613), (6510, 21954), (7318, 19530), (7812, 18295), (9765, 14636), (10977, 13020)]