6438390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 128

約数和(自身を含む): 19464192

約数和(自身を除く): 13025802

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 31, 35, 42, 43, 46, 62, 69, 70, 86, 93, 105, 115, 129, 138, 155, 161, 186, 210, 215, 217, 230, 258, 301, 310, 322, 345, 430, 434, 465, 483, 602, 645, 651, 690, 713, 805, 903, 930, 966, 989, 1085, 1290, 1302, 1333, 1426, 1505, 1610, 1806, 1978, 2139, 2170, 2415, 2666, 2967, 3010, 3255, 3565, 3999, 4278, 4515, 4830, 4945, 4991, 5934, 6510, 6665, 6923, 7130, 7998, 9030, 9331, 9890, 9982, 10695, 13330, 13846, 14835, 14973, 18662, 19995, 20769, 21390, 24955, 27993, 29670, 29946, 30659, 34615, 39990, 41538, 46655, 49910, 55986, 61318, 69230, 74865, 91977, 93310, 103845, 139965, 149730, 153295, 183954, 207690, 214613, 279930, 306590, 429226, 459885, 643839, 919770, 1073065, 1287678, 2146130, 3219195, 6438390]

約数ペア:

[(1, 6438390), (2, 3219195), (3, 2146130), (5, 1287678), (6, 1073065), (7, 919770), (10, 643839), (14, 459885), (15, 429226), (21, 306590), (23, 279930), (30, 214613), (31, 207690), (35, 183954), (42, 153295), (43, 149730), (46, 139965), (62, 103845), (69, 93310), (70, 91977), (86, 74865), (93, 69230), (105, 61318), (115, 55986), (129, 49910), (138, 46655), (155, 41538), (161, 39990), (186, 34615), (210, 30659), (215, 29946), (217, 29670), (230, 27993), (258, 24955), (301, 21390), (310, 20769), (322, 19995), (345, 18662), (430, 14973), (434, 14835), (465, 13846), (483, 13330), (602, 10695), (645, 9982), (651, 9890), (690, 9331), (713, 9030), (805, 7998), (903, 7130), (930, 6923), (966, 6665), (989, 6510), (1085, 5934), (1290, 4991), (1302, 4945), (1333, 4830), (1426, 4515), (1505, 4278), (1610, 3999), (1806, 3565), (1978, 3255), (2139, 3010), (2170, 2967), (2415, 2666)]