689400320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 320

約数和(自身を含む): 2093008896

約数和(自身を除く): 1403608576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 64, 68, 70, 73, 80, 85, 112, 119, 124, 128, 136, 140, 146, 155, 160, 170, 217, 224, 238, 248, 256, 272, 280, 292, 310, 320, 340, 365, 434, 448, 476, 496, 511, 512, 527, 544, 560, 584, 595, 620, 640, 680, 730, 868, 896, 952, 992, 1022, 1054, 1085, 1088, 1120, 1168, 1190, 1240, 1241, 1280, 1360, 1460, 1736, 1792, 1904, 1984, 2044, 2108, 2170, 2176, 2240, 2263, 2336, 2380, 2480, 2482, 2555, 2560, 2635, 2720, 2920, 3472, 3584, 3689, 3808, 3968, 4088, 4216, 4340, 4352, 4480, 4526, 4672, 4760, 4960, 4964, 5110, 5270, 5440, 5840, 6205, 6944, 7378, 7616, 7936, 8176, 8432, 8680, 8687, 8704, 8960, 9052, 9344, 9520, 9920, 9928, 10220, 10540, 10880, 11315, 11680, 12410, 13888, 14756, 15232, 15841, 15872, 16352, 16864, 17360, 17374, 17920, 18104, 18445, 18688, 19040, 19840, 19856, 20440, 21080, 21760, 22630, 23360, 24820, 27776, 29512, 30464, 31682, 32704, 33728, 34720, 34748, 36208, 36890, 37376, 38080, 38471, 39680, 39712, 40880, 42160, 43435, 43520, 45260, 46720, 49640, 55552, 59024, 60928, 63364, 65408, 67456, 69440, 69496, 72416, 73780, 76160, 76942, 79205, 79360, 79424, 81760, 84320, 86870, 90520, 93440, 99280, 111104, 118048, 126728, 130816, 134912, 138880, 138992, 144832, 147560, 152320, 153884, 158410, 158848, 163520, 168640, 173740, 181040, 186880, 192355, 198560, 236096, 253456, 261632, 269297, 269824, 277760, 277984, 289664, 295120, 304640, 307768, 316820, 317696, 327040, 337280, 347480, 362080, 384710, 397120, 472192, 506912, 538594, 555520, 555968, 579328, 590240, 615536, 633640, 635392, 654080, 674560, 694960, 724160, 769420, 794240, 944384, 1013824, 1077188, 1111936, 1158656, 1180480, 1231072, 1267280, 1308160, 1346485, 1349120, 1389920, 1448320, 1538840, 1588480, 1888768, 2027648, 2154376, 2223872, 2360960, 2462144, 2534560, 2692970, 2779840, 2896640, 3077680, 3176960, 4055296, 4308752, 4447744, 4721920, 4924288, 5069120, 5385940, 5559680, 5793280, 6155360, 8110592, 8617504, 9443840, 9848576, 10138240, 10771880, 11119360, 12310720, 17235008, 19697152, 20276480, 21543760, 22238720, 24621440, 34470016, 40552960, 43087520, 49242880, 68940032, 86175040, 98485760, 137880064, 172350080, 344700160, 689400320]

約数ペア:

[(1, 689400320), (2, 344700160), (4, 172350080), (5, 137880064), (7, 98485760), (8, 86175040), (10, 68940032), (14, 49242880), (16, 43087520), (17, 40552960), (20, 34470016), (28, 24621440), (31, 22238720), (32, 21543760), (34, 20276480), (35, 19697152), (40, 17235008), (56, 12310720), (62, 11119360), (64, 10771880), (68, 10138240), (70, 9848576), (73, 9443840), (80, 8617504), (85, 8110592), (112, 6155360), (119, 5793280), (124, 5559680), (128, 5385940), (136, 5069120), (140, 4924288), (146, 4721920), (155, 4447744), (160, 4308752), (170, 4055296), (217, 3176960), (224, 3077680), (238, 2896640), (248, 2779840), (256, 2692970), (272, 2534560), (280, 2462144), (292, 2360960), (310, 2223872), (320, 2154376), (340, 2027648), (365, 1888768), (434, 1588480), (448, 1538840), (476, 1448320), (496, 1389920), (511, 1349120), (512, 1346485), (527, 1308160), (544, 1267280), (560, 1231072), (584, 1180480), (595, 1158656), (620, 1111936), (640, 1077188), (680, 1013824), (730, 944384), (868, 794240), (896, 769420), (952, 724160), (992, 694960), (1022, 674560), (1054, 654080), (1085, 635392), (1088, 633640), (1120, 615536), (1168, 590240), (1190, 579328), (1240, 555968), (1241, 555520), (1280, 538594), (1360, 506912), (1460, 472192), (1736, 397120), (1792, 384710), (1904, 362080), (1984, 347480), (2044, 337280), (2108, 327040), (2170, 317696), (2176, 316820), (2240, 307768), (2263, 304640), (2336, 295120), (2380, 289664), (2480, 277984), (2482, 277760), (2555, 269824), (2560, 269297), (2635, 261632), (2720, 253456), (2920, 236096), (3472, 198560), (3584, 192355), (3689, 186880), (3808, 181040), (3968, 173740), (4088, 168640), (4216, 163520), (4340, 158848), (4352, 158410), (4480, 153884), (4526, 152320), (4672, 147560), (4760, 144832), (4960, 138992), (4964, 138880), (5110, 134912), (5270, 130816), (5440, 126728), (5840, 118048), (6205, 111104), (6944, 99280), (7378, 93440), (7616, 90520), (7936, 86870), (8176, 84320), (8432, 81760), (8680, 79424), (8687, 79360), (8704, 79205), (8960, 76942), (9052, 76160), (9344, 73780), (9520, 72416), (9920, 69496), (9928, 69440), (10220, 67456), (10540, 65408), (10880, 63364), (11315, 60928), (11680, 59024), (12410, 55552), (13888, 49640), (14756, 46720), (15232, 45260), (15841, 43520), (15872, 43435), (16352, 42160), (16864, 40880), (17360, 39712), (17374, 39680), (17920, 38471), (18104, 38080), (18445, 37376), (18688, 36890), (19040, 36208), (19840, 34748), (19856, 34720), (20440, 33728), (21080, 32704), (21760, 31682), (22630, 30464), (23360, 29512), (24820, 27776)]