312220160

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 240

約数和(自身を含む): 923646240

約数和(自身を除く): 611426080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 131, 133, 140, 152, 160, 190, 196, 224, 245, 256, 262, 266, 280, 304, 320, 380, 392, 448, 490, 512, 524, 532, 560, 608, 640, 655, 665, 760, 784, 896, 917, 931, 980, 1048, 1064, 1120, 1216, 1280, 1310, 1330, 1520, 1568, 1792, 1834, 1862, 1960, 2096, 2128, 2240, 2432, 2489, 2560, 2620, 2660, 3040, 3136, 3584, 3668, 3724, 3920, 4192, 4256, 4480, 4585, 4655, 4864, 4978, 5240, 5320, 6080, 6272, 6419, 7336, 7448, 7840, 8384, 8512, 8960, 9170, 9310, 9728, 9956, 10480, 10640, 12160, 12445, 12544, 12838, 14672, 14896, 15680, 16768, 17024, 17423, 17920, 18340, 18620, 19912, 20960, 21280, 24320, 24890, 25088, 25676, 29344, 29792, 31360, 32095, 33536, 34048, 34846, 36680, 37240, 39824, 41920, 42560, 48640, 49780, 51352, 58688, 59584, 62720, 64190, 67072, 68096, 69692, 73360, 74480, 79648, 83840, 85120, 87115, 99560, 102704, 117376, 119168, 121961, 125440, 128380, 139384, 146720, 148960, 159296, 167680, 170240, 174230, 199120, 205408, 234752, 238336, 243922, 256760, 278768, 293440, 297920, 318592, 335360, 340480, 348460, 398240, 410816, 469504, 476672, 487844, 513520, 557536, 586880, 595840, 609805, 637184, 696920, 796480, 821632, 975688, 1027040, 1115072, 1173760, 1191680, 1219610, 1274368, 1393840, 1592960, 1643264, 1951376, 2054080, 2230144, 2347520, 2383360, 2439220, 2787680, 3185920, 3286528, 3902752, 4108160, 4460288, 4878440, 5575360, 6371840, 7805504, 8216320, 8920576, 9756880, 11150720, 15611008, 16432640, 19513760, 22301440, 31222016, 39027520, 44602880, 62444032, 78055040, 156110080, 312220160]

約数ペア:

[(1, 312220160), (2, 156110080), (4, 78055040), (5, 62444032), (7, 44602880), (8, 39027520), (10, 31222016), (14, 22301440), (16, 19513760), (19, 16432640), (20, 15611008), (28, 11150720), (32, 9756880), (35, 8920576), (38, 8216320), (40, 7805504), (49, 6371840), (56, 5575360), (64, 4878440), (70, 4460288), (76, 4108160), (80, 3902752), (95, 3286528), (98, 3185920), (112, 2787680), (128, 2439220), (131, 2383360), (133, 2347520), (140, 2230144), (152, 2054080), (160, 1951376), (190, 1643264), (196, 1592960), (224, 1393840), (245, 1274368), (256, 1219610), (262, 1191680), (266, 1173760), (280, 1115072), (304, 1027040), (320, 975688), (380, 821632), (392, 796480), (448, 696920), (490, 637184), (512, 609805), (524, 595840), (532, 586880), (560, 557536), (608, 513520), (640, 487844), (655, 476672), (665, 469504), (760, 410816), (784, 398240), (896, 348460), (917, 340480), (931, 335360), (980, 318592), (1048, 297920), (1064, 293440), (1120, 278768), (1216, 256760), (1280, 243922), (1310, 238336), (1330, 234752), (1520, 205408), (1568, 199120), (1792, 174230), (1834, 170240), (1862, 167680), (1960, 159296), (2096, 148960), (2128, 146720), (2240, 139384), (2432, 128380), (2489, 125440), (2560, 121961), (2620, 119168), (2660, 117376), (3040, 102704), (3136, 99560), (3584, 87115), (3668, 85120), (3724, 83840), (3920, 79648), (4192, 74480), (4256, 73360), (4480, 69692), (4585, 68096), (4655, 67072), (4864, 64190), (4978, 62720), (5240, 59584), (5320, 58688), (6080, 51352), (6272, 49780), (6419, 48640), (7336, 42560), (7448, 41920), (7840, 39824), (8384, 37240), (8512, 36680), (8960, 34846), (9170, 34048), (9310, 33536), (9728, 32095), (9956, 31360), (10480, 29792), (10640, 29344), (12160, 25676), (12445, 25088), (12544, 24890), (12838, 24320), (14672, 21280), (14896, 20960), (15680, 19912), (16768, 18620), (17024, 18340), (17423, 17920)]