27680100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^3\times {\mathrm{269}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 93744000

約数和(自身を除く): 66063900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 269, 294, 300, 343, 350, 420, 490, 525, 538, 588, 686, 700, 735, 807, 980, 1029, 1050, 1076, 1225, 1345, 1372, 1470, 1614, 1715, 1883, 2058, 2100, 2450, 2690, 2940, 3228, 3430, 3675, 3766, 4035, 4116, 4900, 5145, 5380, 5649, 6725, 6860, 7350, 7532, 8070, 8575, 9415, 10290, 11298, 13181, 13450, 14700, 16140, 17150, 18830, 20175, 20580, 22596, 25725, 26362, 26900, 28245, 34300, 37660, 39543, 40350, 47075, 51450, 52724, 56490, 65905, 79086, 80700, 92267, 94150, 102900, 112980, 131810, 141225, 158172, 184534, 188300, 197715, 263620, 276801, 282450, 329525, 369068, 395430, 461335, 553602, 564900, 659050, 790860, 922670, 988575, 1107204, 1318100, 1384005, 1845340, 1977150, 2306675, 2768010, 3954300, 4613350, 5536020, 6920025, 9226700, 13840050, 27680100]

約数ペア:

[(1, 27680100), (2, 13840050), (3, 9226700), (4, 6920025), (5, 5536020), (6, 4613350), (7, 3954300), (10, 2768010), (12, 2306675), (14, 1977150), (15, 1845340), (20, 1384005), (21, 1318100), (25, 1107204), (28, 988575), (30, 922670), (35, 790860), (42, 659050), (49, 564900), (50, 553602), (60, 461335), (70, 395430), (75, 369068), (84, 329525), (98, 282450), (100, 276801), (105, 263620), (140, 197715), (147, 188300), (150, 184534), (175, 158172), (196, 141225), (210, 131810), (245, 112980), (269, 102900), (294, 94150), (300, 92267), (343, 80700), (350, 79086), (420, 65905), (490, 56490), (525, 52724), (538, 51450), (588, 47075), (686, 40350), (700, 39543), (735, 37660), (807, 34300), (980, 28245), (1029, 26900), (1050, 26362), (1076, 25725), (1225, 22596), (1345, 20580), (1372, 20175), (1470, 18830), (1614, 17150), (1715, 16140), (1883, 14700), (2058, 13450), (2100, 13181), (2450, 11298), (2690, 10290), (2940, 9415), (3228, 8575), (3430, 8070), (3675, 7532), (3766, 7350), (4035, 6860), (4116, 6725), (4900, 5649), (5145, 5380)]