221340990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 581061600

約数和(自身を除く): 359720610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 169, 195, 293, 298, 338, 390, 447, 507, 586, 745, 845, 879, 894, 1014, 1465, 1490, 1690, 1758, 1937, 2235, 2535, 2930, 3809, 3874, 4395, 4470, 5070, 5811, 7618, 8790, 9685, 11427, 11622, 19045, 19370, 22854, 25181, 29055, 38090, 43657, 49517, 50362, 57135, 58110, 75543, 87314, 99034, 114270, 125905, 130971, 148551, 151086, 218285, 247585, 251810, 261942, 297102, 377715, 436570, 495170, 567541, 654855, 742755, 755430, 1135082, 1309710, 1485510, 1702623, 2837705, 3405246, 5675410, 7378033, 8513115, 14756066, 17026230, 22134099, 36890165, 44268198, 73780330, 110670495, 221340990]

約数ペア:

[(1, 221340990), (2, 110670495), (3, 73780330), (5, 44268198), (6, 36890165), (10, 22134099), (13, 17026230), (15, 14756066), (26, 8513115), (30, 7378033), (39, 5675410), (65, 3405246), (78, 2837705), (130, 1702623), (149, 1485510), (169, 1309710), (195, 1135082), (293, 755430), (298, 742755), (338, 654855), (390, 567541), (447, 495170), (507, 436570), (586, 377715), (745, 297102), (845, 261942), (879, 251810), (894, 247585), (1014, 218285), (1465, 151086), (1490, 148551), (1690, 130971), (1758, 125905), (1937, 114270), (2235, 99034), (2535, 87314), (2930, 75543), (3809, 58110), (3874, 57135), (4395, 50362), (4470, 49517), (5070, 43657), (5811, 38090), (7618, 29055), (8790, 25181), (9685, 22854), (11427, 19370), (11622, 19045)]