2187325280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:989

約数の個数: 192

約数和(自身を含む): 6186958848

約数和(自身を除く): 3999633568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 160, 217, 224, 248, 280, 292, 310, 365, 434, 496, 511, 560, 584, 620, 730, 863, 868, 992, 1022, 1085, 1120, 1168, 1240, 1460, 1726, 1736, 2044, 2170, 2263, 2336, 2480, 2555, 2920, 3452, 3472, 4088, 4315, 4340, 4526, 4960, 5110, 5840, 6041, 6904, 6944, 8176, 8630, 8680, 9052, 10220, 11315, 11680, 12082, 13808, 15841, 16352, 17260, 17360, 18104, 20440, 22630, 24164, 26753, 27616, 30205, 31682, 34520, 34720, 36208, 40880, 45260, 48328, 53506, 60410, 62999, 63364, 69040, 72416, 79205, 81760, 90520, 96656, 107012, 120820, 125998, 126728, 133765, 138080, 158410, 181040, 187271, 193312, 214024, 241640, 251996, 253456, 267530, 314995, 316820, 362080, 374542, 428048, 440993, 483280, 503992, 506912, 535060, 629990, 633640, 749084, 856096, 881986, 936355, 966560, 1007984, 1070120, 1259980, 1267280, 1498168, 1763972, 1872710, 1952969, 2015968, 2140240, 2204965, 2519960, 2534560, 2996336, 3527944, 3745420, 3905938, 4280480, 4409930, 5039920, 5992672, 7055888, 7490840, 7811876, 8819860, 9764845, 10079840, 13670783, 14111776, 14981680, 15623752, 17639720, 19529690, 27341566, 29963360, 31247504, 35279440, 39059380, 54683132, 62495008, 68353915, 70558880, 78118760, 109366264, 136707830, 156237520, 218732528, 273415660, 312475040, 437465056, 546831320, 1093662640, 2187325280]

約数ペア:

[(1, 2187325280), (2, 1093662640), (4, 546831320), (5, 437465056), (7, 312475040), (8, 273415660), (10, 218732528), (14, 156237520), (16, 136707830), (20, 109366264), (28, 78118760), (31, 70558880), (32, 68353915), (35, 62495008), (40, 54683132), (56, 39059380), (62, 35279440), (70, 31247504), (73, 29963360), (80, 27341566), (112, 19529690), (124, 17639720), (140, 15623752), (146, 14981680), (155, 14111776), (160, 13670783), (217, 10079840), (224, 9764845), (248, 8819860), (280, 7811876), (292, 7490840), (310, 7055888), (365, 5992672), (434, 5039920), (496, 4409930), (511, 4280480), (560, 3905938), (584, 3745420), (620, 3527944), (730, 2996336), (863, 2534560), (868, 2519960), (992, 2204965), (1022, 2140240), (1085, 2015968), (1120, 1952969), (1168, 1872710), (1240, 1763972), (1460, 1498168), (1726, 1267280), (1736, 1259980), (2044, 1070120), (2170, 1007984), (2263, 966560), (2336, 936355), (2480, 881986), (2555, 856096), (2920, 749084), (3452, 633640), (3472, 629990), (4088, 535060), (4315, 506912), (4340, 503992), (4526, 483280), (4960, 440993), (5110, 428048), (5840, 374542), (6041, 362080), (6904, 316820), (6944, 314995), (8176, 267530), (8630, 253456), (8680, 251996), (9052, 241640), (10220, 214024), (11315, 193312), (11680, 187271), (12082, 181040), (13808, 158410), (15841, 138080), (16352, 133765), (17260, 126728), (17360, 125998), (18104, 120820), (20440, 107012), (22630, 96656), (24164, 90520), (26753, 81760), (27616, 79205), (30205, 72416), (31682, 69040), (34520, 63364), (34720, 62999), (36208, 60410), (40880, 53506), (45260, 48328)]