254028320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 751887360

約数和(自身を除く): 497859040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 73, 80, 91, 104, 112, 130, 140, 146, 160, 182, 208, 224, 239, 260, 280, 292, 364, 365, 416, 455, 478, 511, 520, 560, 584, 728, 730, 910, 949, 956, 1022, 1040, 1120, 1168, 1195, 1456, 1460, 1673, 1820, 1898, 1912, 2044, 2080, 2336, 2390, 2555, 2912, 2920, 3107, 3346, 3640, 3796, 3824, 4088, 4745, 4780, 5110, 5840, 6214, 6643, 6692, 7280, 7592, 7648, 8176, 8365, 9490, 9560, 10220, 11680, 12428, 13286, 13384, 14560, 15184, 15535, 16352, 16730, 17447, 18980, 19120, 20440, 21749, 24856, 26572, 26768, 30368, 31070, 33215, 33460, 34894, 37960, 38240, 40880, 43498, 49712, 53144, 53536, 62140, 66430, 66920, 69788, 75920, 81760, 86996, 87235, 99424, 106288, 108745, 122129, 124280, 132860, 133840, 139576, 151840, 173992, 174470, 212576, 217490, 226811, 244258, 248560, 265720, 267680, 279152, 347984, 348940, 434980, 453622, 488516, 497120, 531440, 558304, 610645, 695968, 697880, 869960, 907244, 977032, 1062880, 1134055, 1221290, 1395760, 1587677, 1739920, 1814488, 1954064, 2268110, 2442580, 2791520, 3175354, 3479840, 3628976, 3908128, 4536220, 4885160, 6350708, 7257952, 7938385, 9072440, 9770320, 12701416, 15876770, 18144880, 19540640, 25402832, 31753540, 36289760, 50805664, 63507080, 127014160, 254028320]

約数ペア:

[(1, 254028320), (2, 127014160), (4, 63507080), (5, 50805664), (7, 36289760), (8, 31753540), (10, 25402832), (13, 19540640), (14, 18144880), (16, 15876770), (20, 12701416), (26, 9770320), (28, 9072440), (32, 7938385), (35, 7257952), (40, 6350708), (52, 4885160), (56, 4536220), (65, 3908128), (70, 3628976), (73, 3479840), (80, 3175354), (91, 2791520), (104, 2442580), (112, 2268110), (130, 1954064), (140, 1814488), (146, 1739920), (160, 1587677), (182, 1395760), (208, 1221290), (224, 1134055), (239, 1062880), (260, 977032), (280, 907244), (292, 869960), (364, 697880), (365, 695968), (416, 610645), (455, 558304), (478, 531440), (511, 497120), (520, 488516), (560, 453622), (584, 434980), (728, 348940), (730, 347984), (910, 279152), (949, 267680), (956, 265720), (1022, 248560), (1040, 244258), (1120, 226811), (1168, 217490), (1195, 212576), (1456, 174470), (1460, 173992), (1673, 151840), (1820, 139576), (1898, 133840), (1912, 132860), (2044, 124280), (2080, 122129), (2336, 108745), (2390, 106288), (2555, 99424), (2912, 87235), (2920, 86996), (3107, 81760), (3346, 75920), (3640, 69788), (3796, 66920), (3824, 66430), (4088, 62140), (4745, 53536), (4780, 53144), (5110, 49712), (5840, 43498), (6214, 40880), (6643, 38240), (6692, 37960), (7280, 34894), (7592, 33460), (7648, 33215), (8176, 31070), (8365, 30368), (9490, 26768), (9560, 26572), (10220, 24856), (11680, 21749), (12428, 20440), (13286, 19120), (13384, 18980), (14560, 17447), (15184, 16730), (15535, 16352)]