2995909490

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 6718464000

約数和(自身を除く): 3722554510

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 191, 238, 245, 269, 343, 382, 490, 538, 595, 686, 833, 955, 1190, 1337, 1345, 1666, 1715, 1883, 1910, 2674, 2690, 3247, 3430, 3766, 4165, 4573, 5831, 6494, 6685, 8330, 9146, 9359, 9415, 11662, 13181, 13370, 16235, 18718, 18830, 22729, 22865, 26362, 29155, 32011, 32470, 45458, 45730, 46795, 51379, 58310, 64022, 65513, 65905, 92267, 93590, 102758, 113645, 131026, 131810, 159103, 160055, 184534, 224077, 227290, 256895, 318206, 320110, 327565, 359653, 448154, 461335, 513790, 655130, 719306, 795515, 873443, 922670, 1113721, 1120385, 1568539, 1591030, 1746886, 1798265, 2227442, 2240770, 2517571, 3137078, 3596530, 4367215, 5035142, 5568605, 6114101, 7842695, 8734430, 11137210, 12228202, 12587855, 15685390, 17622997, 25175710, 30570505, 35245994, 42798707, 61141010, 85597414, 88114985, 176229970, 213993535, 299590949, 427987070, 599181898, 1497954745, 2995909490]

約数ペア:

[(1, 2995909490), (2, 1497954745), (5, 599181898), (7, 427987070), (10, 299590949), (14, 213993535), (17, 176229970), (34, 88114985), (35, 85597414), (49, 61141010), (70, 42798707), (85, 35245994), (98, 30570505), (119, 25175710), (170, 17622997), (191, 15685390), (238, 12587855), (245, 12228202), (269, 11137210), (343, 8734430), (382, 7842695), (490, 6114101), (538, 5568605), (595, 5035142), (686, 4367215), (833, 3596530), (955, 3137078), (1190, 2517571), (1337, 2240770), (1345, 2227442), (1666, 1798265), (1715, 1746886), (1883, 1591030), (1910, 1568539), (2674, 1120385), (2690, 1113721), (3247, 922670), (3430, 873443), (3766, 795515), (4165, 719306), (4573, 655130), (5831, 513790), (6494, 461335), (6685, 448154), (8330, 359653), (9146, 327565), (9359, 320110), (9415, 318206), (11662, 256895), (13181, 227290), (13370, 224077), (16235, 184534), (18718, 160055), (18830, 159103), (22729, 131810), (22865, 131026), (26362, 113645), (29155, 102758), (32011, 93590), (32470, 92267), (45458, 65905), (45730, 65513), (46795, 64022), (51379, 58310)]