80314920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 288

約数和(自身を含む): 316110600

約数和(自身を除く): 235795680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 49, 56, 58, 60, 63, 70, 72, 84, 87, 90, 98, 105, 116, 120, 126, 140, 145, 147, 157, 168, 174, 180, 196, 203, 210, 232, 245, 252, 261, 280, 290, 294, 314, 315, 348, 360, 392, 406, 420, 435, 441, 471, 490, 504, 522, 580, 588, 609, 628, 630, 696, 735, 785, 812, 840, 870, 882, 942, 980, 1015, 1044, 1099, 1160, 1176, 1218, 1256, 1260, 1305, 1413, 1421, 1470, 1570, 1624, 1740, 1764, 1827, 1884, 1960, 2030, 2088, 2198, 2205, 2355, 2436, 2520, 2610, 2826, 2842, 2940, 3045, 3140, 3297, 3480, 3528, 3654, 3768, 4060, 4263, 4396, 4410, 4553, 4710, 4872, 5220, 5495, 5652, 5684, 5880, 6090, 6280, 6594, 7065, 7105, 7308, 7693, 8120, 8526, 8792, 8820, 9106, 9135, 9420, 9891, 10440, 10990, 11304, 11368, 12180, 12789, 13188, 13659, 14130, 14210, 14616, 15386, 16485, 17052, 17640, 18212, 18270, 18840, 19782, 21315, 21980, 22765, 23079, 24360, 25578, 26376, 27318, 28260, 28420, 30772, 31871, 32970, 34104, 36424, 36540, 38465, 39564, 40977, 42630, 43960, 45530, 46158, 49455, 51156, 54636, 56520, 56840, 61544, 63742, 63945, 65940, 68295, 69237, 73080, 76930, 79128, 81954, 85260, 91060, 92316, 95613, 98910, 102312, 109272, 115395, 127484, 127890, 131880, 136590, 138474, 153860, 159355, 163908, 170520, 182120, 184632, 191226, 197820, 204885, 223097, 230790, 254968, 255780, 273180, 276948, 286839, 307720, 318710, 327816, 346185, 382452, 395640, 409770, 446194, 461580, 478065, 511560, 546360, 553896, 573678, 637420, 669291, 692370, 764904, 819540, 892388, 923160, 956130, 1115485, 1147356, 1274840, 1338582, 1384740, 1434195, 1639080, 1784776, 1912260, 2007873, 2230970, 2294712, 2677164, 2769480, 2868390, 3346455, 3824520, 4015746, 4461940, 5354328, 5736780, 6692910, 8031492, 8923880, 10039365, 11473560, 13385820, 16062984, 20078730, 26771640, 40157460, 80314920]

約数ペア:

[(1, 80314920), (2, 40157460), (3, 26771640), (4, 20078730), (5, 16062984), (6, 13385820), (7, 11473560), (8, 10039365), (9, 8923880), (10, 8031492), (12, 6692910), (14, 5736780), (15, 5354328), (18, 4461940), (20, 4015746), (21, 3824520), (24, 3346455), (28, 2868390), (29, 2769480), (30, 2677164), (35, 2294712), (36, 2230970), (40, 2007873), (42, 1912260), (45, 1784776), (49, 1639080), (56, 1434195), (58, 1384740), (60, 1338582), (63, 1274840), (70, 1147356), (72, 1115485), (84, 956130), (87, 923160), (90, 892388), (98, 819540), (105, 764904), (116, 692370), (120, 669291), (126, 637420), (140, 573678), (145, 553896), (147, 546360), (157, 511560), (168, 478065), (174, 461580), (180, 446194), (196, 409770), (203, 395640), (210, 382452), (232, 346185), (245, 327816), (252, 318710), (261, 307720), (280, 286839), (290, 276948), (294, 273180), (314, 255780), (315, 254968), (348, 230790), (360, 223097), (392, 204885), (406, 197820), (420, 191226), (435, 184632), (441, 182120), (471, 170520), (490, 163908), (504, 159355), (522, 153860), (580, 138474), (588, 136590), (609, 131880), (628, 127890), (630, 127484), (696, 115395), (735, 109272), (785, 102312), (812, 98910), (840, 95613), (870, 92316), (882, 91060), (942, 85260), (980, 81954), (1015, 79128), (1044, 76930), (1099, 73080), (1160, 69237), (1176, 68295), (1218, 65940), (1256, 63945), (1260, 63742), (1305, 61544), (1413, 56840), (1421, 56520), (1470, 54636), (1570, 51156), (1624, 49455), (1740, 46158), (1764, 45530), (1827, 43960), (1884, 42630), (1960, 40977), (2030, 39564), (2088, 38465), (2198, 36540), (2205, 36424), (2355, 34104), (2436, 32970), (2520, 31871), (2610, 30772), (2826, 28420), (2842, 28260), (2940, 27318), (3045, 26376), (3140, 25578), (3297, 24360), (3480, 23079), (3528, 22765), (3654, 21980), (3768, 21315), (4060, 19782), (4263, 18840), (4396, 18270), (4410, 18212), (4553, 17640), (4710, 17052), (4872, 16485), (5220, 15386), (5495, 14616), (5652, 14210), (5684, 14130), (5880, 13659), (6090, 13188), (6280, 12789), (6594, 12180), (7065, 11368), (7105, 11304), (7308, 10990), (7693, 10440), (8120, 9891), (8526, 9420), (8792, 9135), (8820, 9106)]