231248520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 192

約数和(自身を含む): 801702720

約数和(自身を除く): 570454200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 243, 270, 296, 324, 333, 360, 370, 405, 444, 486, 540, 555, 643, 648, 666, 740, 810, 888, 972, 999, 1080, 1110, 1215, 1286, 1332, 1480, 1620, 1665, 1929, 1944, 1998, 2220, 2430, 2572, 2664, 2997, 3215, 3240, 3330, 3858, 3996, 4440, 4860, 4995, 5144, 5787, 5994, 6430, 6660, 7716, 7992, 8991, 9645, 9720, 9990, 11574, 11988, 12860, 13320, 14985, 15432, 17361, 17982, 19290, 19980, 23148, 23791, 23976, 25720, 28935, 29970, 34722, 35964, 38580, 39960, 44955, 46296, 47582, 52083, 57870, 59940, 69444, 71373, 71928, 77160, 86805, 89910, 95164, 104166, 115740, 118955, 119880, 138888, 142746, 156249, 173610, 179820, 190328, 208332, 214119, 231480, 237910, 260415, 285492, 312498, 347220, 356865, 359640, 416664, 428238, 475820, 520830, 570984, 624996, 642357, 694440, 713730, 781245, 856476, 951640, 1041660, 1070595, 1249992, 1284714, 1427460, 1562490, 1712952, 1927071, 2083320, 2141190, 2569428, 2854920, 3124980, 3211785, 3854142, 4282380, 5138856, 5781213, 6249960, 6423570, 7708284, 8564760, 9635355, 11562426, 12847140, 15416568, 19270710, 23124852, 25694280, 28906065, 38541420, 46249704, 57812130, 77082840, 115624260, 231248520]

約数ペア:

[(1, 231248520), (2, 115624260), (3, 77082840), (4, 57812130), (5, 46249704), (6, 38541420), (8, 28906065), (9, 25694280), (10, 23124852), (12, 19270710), (15, 15416568), (18, 12847140), (20, 11562426), (24, 9635355), (27, 8564760), (30, 7708284), (36, 6423570), (37, 6249960), (40, 5781213), (45, 5138856), (54, 4282380), (60, 3854142), (72, 3211785), (74, 3124980), (81, 2854920), (90, 2569428), (108, 2141190), (111, 2083320), (120, 1927071), (135, 1712952), (148, 1562490), (162, 1427460), (180, 1284714), (185, 1249992), (216, 1070595), (222, 1041660), (243, 951640), (270, 856476), (296, 781245), (324, 713730), (333, 694440), (360, 642357), (370, 624996), (405, 570984), (444, 520830), (486, 475820), (540, 428238), (555, 416664), (643, 359640), (648, 356865), (666, 347220), (740, 312498), (810, 285492), (888, 260415), (972, 237910), (999, 231480), (1080, 214119), (1110, 208332), (1215, 190328), (1286, 179820), (1332, 173610), (1480, 156249), (1620, 142746), (1665, 138888), (1929, 119880), (1944, 118955), (1998, 115740), (2220, 104166), (2430, 95164), (2572, 89910), (2664, 86805), (2997, 77160), (3215, 71928), (3240, 71373), (3330, 69444), (3858, 59940), (3996, 57870), (4440, 52083), (4860, 47582), (4995, 46296), (5144, 44955), (5787, 39960), (5994, 38580), (6430, 35964), (6660, 34722), (7716, 29970), (7992, 28935), (8991, 25720), (9645, 23976), (9720, 23791), (9990, 23148), (11574, 19980), (11988, 19290), (12860, 17982), (13320, 17361), (14985, 15432)]