38713920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{823}}^1$

素因数の和:857

約数の個数: 168

約数和(自身を含む): 143158464

約数和(自身を除く): 104444544

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 823, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1646, 1680, 1960, 2240, 2352, 2469, 2940, 3136, 3292, 3360, 3920, 4115, 4704, 4938, 5761, 5880, 6584, 6720, 7840, 8230, 9408, 9876, 11522, 11760, 12345, 13168, 15680, 16460, 17283, 19752, 23044, 23520, 24690, 26336, 28805, 32920, 34566, 39504, 40327, 46088, 47040, 49380, 52672, 57610, 65840, 69132, 79008, 80654, 86415, 92176, 98760, 115220, 120981, 131680, 138264, 158016, 161308, 172830, 184352, 197520, 201635, 230440, 241962, 263360, 276528, 322616, 345660, 368704, 395040, 403270, 460880, 483924, 553056, 604905, 645232, 691320, 790080, 806540, 921760, 967848, 1106112, 1209810, 1290464, 1382640, 1613080, 1843520, 1935696, 2419620, 2580928, 2765280, 3226160, 3871392, 4839240, 5530560, 6452320, 7742784, 9678480, 12904640, 19356960, 38713920]

約数ペア:

[(1, 38713920), (2, 19356960), (3, 12904640), (4, 9678480), (5, 7742784), (6, 6452320), (7, 5530560), (8, 4839240), (10, 3871392), (12, 3226160), (14, 2765280), (15, 2580928), (16, 2419620), (20, 1935696), (21, 1843520), (24, 1613080), (28, 1382640), (30, 1290464), (32, 1209810), (35, 1106112), (40, 967848), (42, 921760), (48, 806540), (49, 790080), (56, 691320), (60, 645232), (64, 604905), (70, 553056), (80, 483924), (84, 460880), (96, 403270), (98, 395040), (105, 368704), (112, 345660), (120, 322616), (140, 276528), (147, 263360), (160, 241962), (168, 230440), (192, 201635), (196, 197520), (210, 184352), (224, 172830), (240, 161308), (245, 158016), (280, 138264), (294, 131680), (320, 120981), (336, 115220), (392, 98760), (420, 92176), (448, 86415), (480, 80654), (490, 79008), (560, 69132), (588, 65840), (672, 57610), (735, 52672), (784, 49380), (823, 47040), (840, 46088), (960, 40327), (980, 39504), (1120, 34566), (1176, 32920), (1344, 28805), (1470, 26336), (1568, 24690), (1646, 23520), (1680, 23044), (1960, 19752), (2240, 17283), (2352, 16460), (2469, 15680), (2940, 13168), (3136, 12345), (3292, 11760), (3360, 11522), (3920, 9876), (4115, 9408), (4704, 8230), (4938, 7840), (5761, 6720), (5880, 6584)]