19356960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{823}}^1$

素因数の和:855

約数の個数: 144

約数和(自身を含む): 71015616

約数和(自身を除く): 51658656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 823, 840, 980, 1120, 1176, 1470, 1568, 1646, 1680, 1960, 2352, 2469, 2940, 3292, 3360, 3920, 4115, 4704, 4938, 5761, 5880, 6584, 7840, 8230, 9876, 11522, 11760, 12345, 13168, 16460, 17283, 19752, 23044, 23520, 24690, 26336, 28805, 32920, 34566, 39504, 40327, 46088, 49380, 57610, 65840, 69132, 79008, 80654, 86415, 92176, 98760, 115220, 120981, 131680, 138264, 161308, 172830, 184352, 197520, 201635, 230440, 241962, 276528, 322616, 345660, 395040, 403270, 460880, 483924, 553056, 604905, 645232, 691320, 806540, 921760, 967848, 1209810, 1290464, 1382640, 1613080, 1935696, 2419620, 2765280, 3226160, 3871392, 4839240, 6452320, 9678480, 19356960]

約数ペア:

[(1, 19356960), (2, 9678480), (3, 6452320), (4, 4839240), (5, 3871392), (6, 3226160), (7, 2765280), (8, 2419620), (10, 1935696), (12, 1613080), (14, 1382640), (15, 1290464), (16, 1209810), (20, 967848), (21, 921760), (24, 806540), (28, 691320), (30, 645232), (32, 604905), (35, 553056), (40, 483924), (42, 460880), (48, 403270), (49, 395040), (56, 345660), (60, 322616), (70, 276528), (80, 241962), (84, 230440), (96, 201635), (98, 197520), (105, 184352), (112, 172830), (120, 161308), (140, 138264), (147, 131680), (160, 120981), (168, 115220), (196, 98760), (210, 92176), (224, 86415), (240, 80654), (245, 79008), (280, 69132), (294, 65840), (336, 57610), (392, 49380), (420, 46088), (480, 40327), (490, 39504), (560, 34566), (588, 32920), (672, 28805), (735, 26336), (784, 24690), (823, 23520), (840, 23044), (980, 19752), (1120, 17283), (1176, 16460), (1470, 13168), (1568, 12345), (1646, 11760), (1680, 11522), (1960, 9876), (2352, 8230), (2469, 7840), (2940, 6584), (3292, 5880), (3360, 5761), (3920, 4938), (4115, 4704)]