231582120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 256

約数和(自身を含む): 880865280

約数和(自身を除く): 649283160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 71, 77, 84, 88, 105, 110, 120, 132, 140, 142, 154, 165, 168, 210, 213, 220, 231, 264, 280, 284, 308, 330, 353, 355, 385, 420, 426, 440, 462, 497, 568, 616, 660, 706, 710, 770, 781, 840, 852, 924, 994, 1059, 1065, 1155, 1320, 1412, 1420, 1491, 1540, 1562, 1704, 1765, 1848, 1988, 2118, 2130, 2310, 2343, 2471, 2485, 2824, 2840, 2982, 3080, 3124, 3530, 3883, 3905, 3976, 4236, 4260, 4620, 4686, 4942, 4970, 5295, 5467, 5964, 6248, 7060, 7413, 7455, 7766, 7810, 8472, 8520, 9240, 9372, 9884, 9940, 10590, 10934, 11649, 11715, 11928, 12355, 14120, 14826, 14910, 15532, 15620, 16401, 18744, 19415, 19768, 19880, 21180, 21868, 23298, 23430, 24710, 25063, 27181, 27335, 29652, 29820, 31064, 31240, 32802, 37065, 38830, 42360, 43736, 46596, 46860, 49420, 50126, 54362, 54670, 58245, 59304, 59640, 65604, 74130, 75189, 77660, 81543, 82005, 93192, 93720, 98840, 100252, 108724, 109340, 116490, 125315, 131208, 135905, 148260, 150378, 155320, 163086, 164010, 175441, 200504, 217448, 218680, 232980, 250630, 271810, 275693, 296520, 300756, 326172, 328020, 350882, 375945, 407715, 465960, 501260, 526323, 543620, 551386, 601512, 652344, 656040, 701764, 751890, 815430, 827079, 877205, 1002520, 1052646, 1087240, 1102772, 1378465, 1403528, 1503780, 1630860, 1654158, 1754410, 1929851, 2105292, 2205544, 2631615, 2756930, 3007560, 3261720, 3308316, 3508820, 3859702, 4135395, 4210584, 5263230, 5513860, 5789553, 6616632, 7017640, 7719404, 8270790, 9649255, 10526460, 11027720, 11579106, 15438808, 16541580, 19298510, 21052920, 23158212, 28947765, 33083160, 38597020, 46316424, 57895530, 77194040, 115791060, 231582120]

約数ペア:

[(1, 231582120), (2, 115791060), (3, 77194040), (4, 57895530), (5, 46316424), (6, 38597020), (7, 33083160), (8, 28947765), (10, 23158212), (11, 21052920), (12, 19298510), (14, 16541580), (15, 15438808), (20, 11579106), (21, 11027720), (22, 10526460), (24, 9649255), (28, 8270790), (30, 7719404), (33, 7017640), (35, 6616632), (40, 5789553), (42, 5513860), (44, 5263230), (55, 4210584), (56, 4135395), (60, 3859702), (66, 3508820), (70, 3308316), (71, 3261720), (77, 3007560), (84, 2756930), (88, 2631615), (105, 2205544), (110, 2105292), (120, 1929851), (132, 1754410), (140, 1654158), (142, 1630860), (154, 1503780), (165, 1403528), (168, 1378465), (210, 1102772), (213, 1087240), (220, 1052646), (231, 1002520), (264, 877205), (280, 827079), (284, 815430), (308, 751890), (330, 701764), (353, 656040), (355, 652344), (385, 601512), (420, 551386), (426, 543620), (440, 526323), (462, 501260), (497, 465960), (568, 407715), (616, 375945), (660, 350882), (706, 328020), (710, 326172), (770, 300756), (781, 296520), (840, 275693), (852, 271810), (924, 250630), (994, 232980), (1059, 218680), (1065, 217448), (1155, 200504), (1320, 175441), (1412, 164010), (1420, 163086), (1491, 155320), (1540, 150378), (1562, 148260), (1704, 135905), (1765, 131208), (1848, 125315), (1988, 116490), (2118, 109340), (2130, 108724), (2310, 100252), (2343, 98840), (2471, 93720), (2485, 93192), (2824, 82005), (2840, 81543), (2982, 77660), (3080, 75189), (3124, 74130), (3530, 65604), (3883, 59640), (3905, 59304), (3976, 58245), (4236, 54670), (4260, 54362), (4620, 50126), (4686, 49420), (4942, 46860), (4970, 46596), (5295, 43736), (5467, 42360), (5964, 38830), (6248, 37065), (7060, 32802), (7413, 31240), (7455, 31064), (7766, 29820), (7810, 29652), (8472, 27335), (8520, 27181), (9240, 25063), (9372, 24710), (9884, 23430), (9940, 23298), (10590, 21868), (10934, 21180), (11649, 19880), (11715, 19768), (11928, 19415), (12355, 18744), (14120, 16401), (14826, 15620), (14910, 15532)]