228065580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20771}}^1$

素因数の和:20847

約数の個数: 72

約数和(自身を含む): 703173744

約数和(自身を除く): 475108164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 20771, 41542, 62313, 83084, 103855, 124626, 186939, 207710, 249252, 311565, 373878, 415420, 623130, 747756, 934695, 1246260, 1267031, 1869390, 2534062, 3738780, 3801093, 5068124, 6335155, 7602186, 11403279, 12670310, 15204372, 19005465, 22806558, 25340620, 38010930, 45613116, 57016395, 76021860, 114032790, 228065580]

約数ペア:

[(1, 228065580), (2, 114032790), (3, 76021860), (4, 57016395), (5, 45613116), (6, 38010930), (9, 25340620), (10, 22806558), (12, 19005465), (15, 15204372), (18, 12670310), (20, 11403279), (30, 7602186), (36, 6335155), (45, 5068124), (60, 3801093), (61, 3738780), (90, 2534062), (122, 1869390), (180, 1267031), (183, 1246260), (244, 934695), (305, 747756), (366, 623130), (549, 415420), (610, 373878), (732, 311565), (915, 249252), (1098, 207710), (1220, 186939), (1830, 124626), (2196, 103855), (2745, 83084), (3660, 62313), (5490, 41542), (10980, 20771)]