131894280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7477}}^1$

素因数の和:7508

約数の個数: 144

約数和(自身を含む): 498707820

約数和(自身を除く): 366813540

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, 7477, 8820, 14954, 17640, 22431, 29908, 37385, 44862, 52339, 59816, 67293, 74770, 89724, 104678, 112155, 134586, 149540, 157017, 179448, 209356, 224310, 261695, 269172, 299080, 314034, 336465, 366373, 418712, 448620, 471051, 523390, 538344, 628068, 672930, 732746, 785085, 897240, 942102, 1046780, 1099119, 1256136, 1345860, 1465492, 1570170, 1831865, 1884204, 2093560, 2198238, 2355255, 2691720, 2930984, 3140340, 3297357, 3663730, 3768408, 4396476, 4710510, 5495595, 6280680, 6594714, 7327460, 8792952, 9421020, 10991190, 13189428, 14654920, 16486785, 18842040, 21982380, 26378856, 32973570, 43964760, 65947140, 131894280]

約数ペア:

[(1, 131894280), (2, 65947140), (3, 43964760), (4, 32973570), (5, 26378856), (6, 21982380), (7, 18842040), (8, 16486785), (9, 14654920), (10, 13189428), (12, 10991190), (14, 9421020), (15, 8792952), (18, 7327460), (20, 6594714), (21, 6280680), (24, 5495595), (28, 4710510), (30, 4396476), (35, 3768408), (36, 3663730), (40, 3297357), (42, 3140340), (45, 2930984), (49, 2691720), (56, 2355255), (60, 2198238), (63, 2093560), (70, 1884204), (72, 1831865), (84, 1570170), (90, 1465492), (98, 1345860), (105, 1256136), (120, 1099119), (126, 1046780), (140, 942102), (147, 897240), (168, 785085), (180, 732746), (196, 672930), (210, 628068), (245, 538344), (252, 523390), (280, 471051), (294, 448620), (315, 418712), (360, 366373), (392, 336465), (420, 314034), (441, 299080), (490, 269172), (504, 261695), (588, 224310), (630, 209356), (735, 179448), (840, 157017), (882, 149540), (980, 134586), (1176, 112155), (1260, 104678), (1470, 89724), (1764, 74770), (1960, 67293), (2205, 59816), (2520, 52339), (2940, 44862), (3528, 37385), (4410, 29908), (5880, 22431), (7477, 17640), (8820, 14954)]