18421260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 64350720

約数和(自身を除く): 45929460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 19, 20, 22, 26, 30, 33, 38, 39, 44, 52, 55, 57, 60, 65, 66, 76, 78, 95, 110, 113, 114, 130, 132, 143, 156, 165, 190, 195, 209, 220, 226, 228, 247, 260, 285, 286, 330, 339, 380, 390, 418, 429, 452, 494, 565, 570, 572, 627, 660, 678, 715, 741, 780, 836, 858, 988, 1045, 1130, 1140, 1235, 1243, 1254, 1356, 1430, 1469, 1482, 1695, 1716, 2090, 2145, 2147, 2260, 2470, 2486, 2508, 2717, 2860, 2938, 2964, 3135, 3390, 3705, 3729, 4180, 4290, 4294, 4407, 4940, 4972, 5434, 5876, 6215, 6270, 6441, 6780, 7345, 7410, 7458, 8151, 8580, 8588, 8814, 10735, 10868, 12430, 12540, 12882, 13585, 14690, 14820, 14916, 16159, 16302, 17628, 18645, 21470, 22035, 23617, 24860, 25764, 27170, 27911, 29380, 32205, 32318, 32604, 37290, 40755, 42940, 44070, 47234, 48477, 54340, 55822, 64410, 64636, 70851, 74580, 80795, 81510, 83733, 88140, 94468, 96954, 111644, 118085, 128820, 139555, 141702, 161590, 163020, 167466, 193908, 236170, 242385, 279110, 283404, 307021, 323180, 334932, 354255, 418665, 472340, 484770, 558220, 614042, 708510, 837330, 921063, 969540, 1228084, 1417020, 1535105, 1674660, 1842126, 3070210, 3684252, 4605315, 6140420, 9210630, 18421260]

約数ペア:

[(1, 18421260), (2, 9210630), (3, 6140420), (4, 4605315), (5, 3684252), (6, 3070210), (10, 1842126), (11, 1674660), (12, 1535105), (13, 1417020), (15, 1228084), (19, 969540), (20, 921063), (22, 837330), (26, 708510), (30, 614042), (33, 558220), (38, 484770), (39, 472340), (44, 418665), (52, 354255), (55, 334932), (57, 323180), (60, 307021), (65, 283404), (66, 279110), (76, 242385), (78, 236170), (95, 193908), (110, 167466), (113, 163020), (114, 161590), (130, 141702), (132, 139555), (143, 128820), (156, 118085), (165, 111644), (190, 96954), (195, 94468), (209, 88140), (220, 83733), (226, 81510), (228, 80795), (247, 74580), (260, 70851), (285, 64636), (286, 64410), (330, 55822), (339, 54340), (380, 48477), (390, 47234), (418, 44070), (429, 42940), (452, 40755), (494, 37290), (565, 32604), (570, 32318), (572, 32205), (627, 29380), (660, 27911), (678, 27170), (715, 25764), (741, 24860), (780, 23617), (836, 22035), (858, 21470), (988, 18645), (1045, 17628), (1130, 16302), (1140, 16159), (1235, 14916), (1243, 14820), (1254, 14690), (1356, 13585), (1430, 12882), (1469, 12540), (1482, 12430), (1695, 10868), (1716, 10735), (2090, 8814), (2145, 8588), (2147, 8580), (2260, 8151), (2470, 7458), (2486, 7410), (2508, 7345), (2717, 6780), (2860, 6441), (2938, 6270), (2964, 6215), (3135, 5876), (3390, 5434), (3705, 4972), (3729, 4940), (4180, 4407), (4290, 4294)]