740879720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{491}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 2027669760

約数和(自身を除く): 1286790040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 317, 340, 476, 491, 595, 634, 680, 952, 982, 1190, 1268, 1585, 1964, 2219, 2380, 2455, 2536, 3170, 3437, 3928, 4438, 4760, 4910, 5389, 6340, 6874, 8347, 8876, 9820, 10778, 11095, 12680, 13748, 16694, 17185, 17752, 19640, 21556, 22190, 26945, 27496, 33388, 34370, 37723, 41735, 43112, 44380, 53890, 58429, 66776, 68740, 75446, 83470, 88760, 107780, 116858, 137480, 150892, 155647, 166940, 188615, 215560, 233716, 292145, 301784, 311294, 333880, 377230, 467432, 584290, 622588, 754460, 778235, 1089529, 1168580, 1245176, 1508920, 1556470, 2179058, 2337160, 2645999, 3112940, 4358116, 5291998, 5447645, 6225880, 8716232, 10583996, 10895290, 13229995, 18521993, 21167992, 21790580, 26459990, 37043986, 43581160, 52919980, 74087972, 92609965, 105839960, 148175944, 185219930, 370439860, 740879720]

約数ペア:

[(1, 740879720), (2, 370439860), (4, 185219930), (5, 148175944), (7, 105839960), (8, 92609965), (10, 74087972), (14, 52919980), (17, 43581160), (20, 37043986), (28, 26459990), (34, 21790580), (35, 21167992), (40, 18521993), (56, 13229995), (68, 10895290), (70, 10583996), (85, 8716232), (119, 6225880), (136, 5447645), (140, 5291998), (170, 4358116), (238, 3112940), (280, 2645999), (317, 2337160), (340, 2179058), (476, 1556470), (491, 1508920), (595, 1245176), (634, 1168580), (680, 1089529), (952, 778235), (982, 754460), (1190, 622588), (1268, 584290), (1585, 467432), (1964, 377230), (2219, 333880), (2380, 311294), (2455, 301784), (2536, 292145), (3170, 233716), (3437, 215560), (3928, 188615), (4438, 166940), (4760, 155647), (4910, 150892), (5389, 137480), (6340, 116858), (6874, 107780), (8347, 88760), (8876, 83470), (9820, 75446), (10778, 68740), (11095, 66776), (12680, 58429), (13748, 53890), (16694, 44380), (17185, 43112), (17752, 41735), (19640, 37723), (21556, 34370), (22190, 33388), (26945, 27496)]