171189720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 256

約数和(自身を含む): 625968000

約数和(自身を除く): 454778280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 89, 90, 104, 108, 117, 120, 130, 135, 137, 156, 178, 180, 195, 216, 234, 260, 267, 270, 274, 312, 351, 356, 360, 390, 411, 445, 468, 520, 534, 540, 548, 585, 685, 702, 712, 780, 801, 822, 890, 936, 1068, 1080, 1096, 1157, 1170, 1233, 1335, 1370, 1404, 1560, 1602, 1644, 1755, 1780, 1781, 2055, 2136, 2314, 2340, 2403, 2466, 2670, 2740, 2808, 3204, 3288, 3471, 3510, 3560, 3562, 3699, 4005, 4110, 4628, 4680, 4806, 4932, 5340, 5343, 5480, 5785, 6165, 6408, 6942, 7020, 7124, 7398, 8010, 8220, 8905, 9256, 9612, 9864, 10413, 10680, 10686, 11570, 12015, 12193, 12330, 13884, 14040, 14248, 14796, 16020, 16029, 16440, 17355, 17810, 18495, 19224, 20826, 21372, 23140, 24030, 24386, 24660, 26715, 27768, 29592, 31239, 32040, 32058, 34710, 35620, 36579, 36990, 41652, 42744, 46280, 48060, 48087, 48772, 49320, 52065, 53430, 60965, 62478, 64116, 69420, 71240, 73158, 73980, 80145, 83304, 96120, 96174, 97544, 104130, 106860, 109737, 121930, 124956, 128232, 138840, 146316, 147960, 156195, 158509, 160290, 182895, 192348, 208260, 213720, 219474, 240435, 243860, 249912, 292632, 312390, 317018, 320580, 329211, 365790, 384696, 416520, 438948, 475527, 480870, 487720, 548685, 624780, 634036, 641160, 658422, 731580, 792545, 877896, 951054, 961740, 1097370, 1249560, 1268072, 1316844, 1426581, 1463160, 1585090, 1646055, 1902108, 1923480, 2194740, 2377635, 2633688, 2853162, 3170180, 3292110, 3804216, 4279743, 4389480, 4755270, 5706324, 6340360, 6584220, 7132905, 8559486, 9510540, 11412648, 13168440, 14265810, 17118972, 19021080, 21398715, 28531620, 34237944, 42797430, 57063240, 85594860, 171189720]

約数ペア:

[(1, 171189720), (2, 85594860), (3, 57063240), (4, 42797430), (5, 34237944), (6, 28531620), (8, 21398715), (9, 19021080), (10, 17118972), (12, 14265810), (13, 13168440), (15, 11412648), (18, 9510540), (20, 8559486), (24, 7132905), (26, 6584220), (27, 6340360), (30, 5706324), (36, 4755270), (39, 4389480), (40, 4279743), (45, 3804216), (52, 3292110), (54, 3170180), (60, 2853162), (65, 2633688), (72, 2377635), (78, 2194740), (89, 1923480), (90, 1902108), (104, 1646055), (108, 1585090), (117, 1463160), (120, 1426581), (130, 1316844), (135, 1268072), (137, 1249560), (156, 1097370), (178, 961740), (180, 951054), (195, 877896), (216, 792545), (234, 731580), (260, 658422), (267, 641160), (270, 634036), (274, 624780), (312, 548685), (351, 487720), (356, 480870), (360, 475527), (390, 438948), (411, 416520), (445, 384696), (468, 365790), (520, 329211), (534, 320580), (540, 317018), (548, 312390), (585, 292632), (685, 249912), (702, 243860), (712, 240435), (780, 219474), (801, 213720), (822, 208260), (890, 192348), (936, 182895), (1068, 160290), (1080, 158509), (1096, 156195), (1157, 147960), (1170, 146316), (1233, 138840), (1335, 128232), (1370, 124956), (1404, 121930), (1560, 109737), (1602, 106860), (1644, 104130), (1755, 97544), (1780, 96174), (1781, 96120), (2055, 83304), (2136, 80145), (2314, 73980), (2340, 73158), (2403, 71240), (2466, 69420), (2670, 64116), (2740, 62478), (2808, 60965), (3204, 53430), (3288, 52065), (3471, 49320), (3510, 48772), (3560, 48087), (3562, 48060), (3699, 46280), (4005, 42744), (4110, 41652), (4628, 36990), (4680, 36579), (4806, 35620), (4932, 34710), (5340, 32058), (5343, 32040), (5480, 31239), (5785, 29592), (6165, 27768), (6408, 26715), (6942, 24660), (7020, 24386), (7124, 24030), (7398, 23140), (8010, 21372), (8220, 20826), (8905, 19224), (9256, 18495), (9612, 17810), (9864, 17355), (10413, 16440), (10680, 16029), (10686, 16020), (11570, 14796), (12015, 14248), (12193, 14040), (12330, 13884)]