248167360

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 280

約数和(自身を含む): 768370320

約数和(自身を除く): 520202960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 49, 56, 64, 68, 70, 76, 80, 85, 95, 98, 112, 119, 133, 136, 140, 152, 160, 170, 190, 196, 224, 238, 245, 266, 272, 280, 304, 320, 323, 340, 343, 380, 392, 448, 476, 490, 532, 544, 560, 595, 608, 646, 665, 680, 686, 760, 784, 833, 931, 952, 980, 1064, 1088, 1120, 1190, 1216, 1292, 1330, 1360, 1372, 1520, 1568, 1615, 1666, 1715, 1862, 1904, 1960, 2128, 2240, 2261, 2380, 2401, 2584, 2660, 2720, 2744, 3040, 3136, 3230, 3332, 3430, 3724, 3808, 3920, 4165, 4256, 4522, 4655, 4760, 4802, 5168, 5320, 5440, 5488, 5831, 6080, 6460, 6517, 6664, 6860, 7448, 7616, 7840, 8330, 8512, 9044, 9310, 9520, 9604, 10336, 10640, 10976, 11305, 11662, 12005, 12920, 13034, 13328, 13720, 14896, 15680, 15827, 16660, 18088, 18620, 19040, 19208, 20672, 21280, 21952, 22610, 23324, 24010, 25840, 26068, 26656, 27440, 29155, 29792, 31654, 32585, 33320, 36176, 37240, 38080, 38416, 40817, 42560, 45220, 45619, 46648, 48020, 51680, 52136, 53312, 54880, 58310, 59584, 63308, 65170, 66640, 72352, 74480, 76832, 79135, 81634, 90440, 91238, 93296, 96040, 103360, 104272, 109760, 110789, 116620, 126616, 130340, 133280, 144704, 148960, 153664, 158270, 163268, 180880, 182476, 186592, 192080, 204085, 208544, 221578, 228095, 233240, 253232, 260680, 266560, 297920, 316540, 326536, 361760, 364952, 373184, 384160, 408170, 417088, 443156, 456190, 466480, 506464, 521360, 553945, 633080, 653072, 723520, 729904, 768320, 775523, 816340, 886312, 912380, 932960, 1012928, 1042720, 1107890, 1266160, 1306144, 1459808, 1551046, 1632680, 1772624, 1824760, 1865920, 2085440, 2215780, 2532320, 2612288, 2919616, 3102092, 3265360, 3545248, 3649520, 3877615, 4431560, 5064640, 6204184, 6530720, 7090496, 7299040, 7755230, 8863120, 12408368, 13061440, 14598080, 15510460, 17726240, 24816736, 31020920, 35452480, 49633472, 62041840, 124083680, 248167360]

約数ペア:

[(1, 248167360), (2, 124083680), (4, 62041840), (5, 49633472), (7, 35452480), (8, 31020920), (10, 24816736), (14, 17726240), (16, 15510460), (17, 14598080), (19, 13061440), (20, 12408368), (28, 8863120), (32, 7755230), (34, 7299040), (35, 7090496), (38, 6530720), (40, 6204184), (49, 5064640), (56, 4431560), (64, 3877615), (68, 3649520), (70, 3545248), (76, 3265360), (80, 3102092), (85, 2919616), (95, 2612288), (98, 2532320), (112, 2215780), (119, 2085440), (133, 1865920), (136, 1824760), (140, 1772624), (152, 1632680), (160, 1551046), (170, 1459808), (190, 1306144), (196, 1266160), (224, 1107890), (238, 1042720), (245, 1012928), (266, 932960), (272, 912380), (280, 886312), (304, 816340), (320, 775523), (323, 768320), (340, 729904), (343, 723520), (380, 653072), (392, 633080), (448, 553945), (476, 521360), (490, 506464), (532, 466480), (544, 456190), (560, 443156), (595, 417088), (608, 408170), (646, 384160), (665, 373184), (680, 364952), (686, 361760), (760, 326536), (784, 316540), (833, 297920), (931, 266560), (952, 260680), (980, 253232), (1064, 233240), (1088, 228095), (1120, 221578), (1190, 208544), (1216, 204085), (1292, 192080), (1330, 186592), (1360, 182476), (1372, 180880), (1520, 163268), (1568, 158270), (1615, 153664), (1666, 148960), (1715, 144704), (1862, 133280), (1904, 130340), (1960, 126616), (2128, 116620), (2240, 110789), (2261, 109760), (2380, 104272), (2401, 103360), (2584, 96040), (2660, 93296), (2720, 91238), (2744, 90440), (3040, 81634), (3136, 79135), (3230, 76832), (3332, 74480), (3430, 72352), (3724, 66640), (3808, 65170), (3920, 63308), (4165, 59584), (4256, 58310), (4522, 54880), (4655, 53312), (4760, 52136), (4802, 51680), (5168, 48020), (5320, 46648), (5440, 45619), (5488, 45220), (5831, 42560), (6080, 40817), (6460, 38416), (6517, 38080), (6664, 37240), (6860, 36176), (7448, 33320), (7616, 32585), (7840, 31654), (8330, 29792), (8512, 29155), (9044, 27440), (9310, 26656), (9520, 26068), (9604, 25840), (10336, 24010), (10640, 23324), (10976, 22610), (11305, 21952), (11662, 21280), (12005, 20672), (12920, 19208), (13034, 19040), (13328, 18620), (13720, 18088), (14896, 16660), (15680, 15827)]