164457720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{9323}}^1$

素因数の和:9354

約数の個数: 144

約数和(自身を含む): 621817560

約数和(自身を除く): 457359840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 9323, 17640, 18646, 27969, 37292, 46615, 55938, 65261, 74584, 83907, 93230, 111876, 130522, 139845, 167814, 186460, 195783, 223752, 261044, 279690, 326305, 335628, 372920, 391566, 419535, 456827, 522088, 559380, 587349, 652610, 671256, 783132, 839070, 913654, 978915, 1118760, 1174698, 1305220, 1370481, 1566264, 1678140, 1827308, 1957830, 2284135, 2349396, 2610440, 2740962, 2936745, 3356280, 3654616, 3915660, 4111443, 4568270, 4698792, 5481924, 5873490, 6852405, 7831320, 8222886, 9136540, 10963848, 11746980, 13704810, 16445772, 18273080, 20557215, 23493960, 27409620, 32891544, 41114430, 54819240, 82228860, 164457720]

約数ペア:

[(1, 164457720), (2, 82228860), (3, 54819240), (4, 41114430), (5, 32891544), (6, 27409620), (7, 23493960), (8, 20557215), (9, 18273080), (10, 16445772), (12, 13704810), (14, 11746980), (15, 10963848), (18, 9136540), (20, 8222886), (21, 7831320), (24, 6852405), (28, 5873490), (30, 5481924), (35, 4698792), (36, 4568270), (40, 4111443), (42, 3915660), (45, 3654616), (49, 3356280), (56, 2936745), (60, 2740962), (63, 2610440), (70, 2349396), (72, 2284135), (84, 1957830), (90, 1827308), (98, 1678140), (105, 1566264), (120, 1370481), (126, 1305220), (140, 1174698), (147, 1118760), (168, 978915), (180, 913654), (196, 839070), (210, 783132), (245, 671256), (252, 652610), (280, 587349), (294, 559380), (315, 522088), (360, 456827), (392, 419535), (420, 391566), (441, 372920), (490, 335628), (504, 326305), (588, 279690), (630, 261044), (735, 223752), (840, 195783), (882, 186460), (980, 167814), (1176, 139845), (1260, 130522), (1470, 111876), (1764, 93230), (1960, 83907), (2205, 74584), (2520, 65261), (2940, 55938), (3528, 46615), (4410, 37292), (5880, 27969), (8820, 18646), (9323, 17640)]