218494920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{37159}}^1$

素因数の和:37187

約数の個数: 96

約数和(自身を含む): 762523200

約数和(自身を除く): 544028280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 37159, 74318, 111477, 148636, 185795, 222954, 260113, 297272, 371590, 445908, 520226, 557385, 743180, 780339, 891816, 1040452, 1114770, 1300565, 1486360, 1560678, 1820791, 2080904, 2229540, 2601130, 3121356, 3641582, 3901695, 4459080, 5202260, 5462373, 6242712, 7283164, 7803390, 9103955, 10404520, 10924746, 14566328, 15606780, 18207910, 21849492, 27311865, 31213560, 36415820, 43698984, 54623730, 72831640, 109247460, 218494920]

約数ペア:

[(1, 218494920), (2, 109247460), (3, 72831640), (4, 54623730), (5, 43698984), (6, 36415820), (7, 31213560), (8, 27311865), (10, 21849492), (12, 18207910), (14, 15606780), (15, 14566328), (20, 10924746), (21, 10404520), (24, 9103955), (28, 7803390), (30, 7283164), (35, 6242712), (40, 5462373), (42, 5202260), (49, 4459080), (56, 3901695), (60, 3641582), (70, 3121356), (84, 2601130), (98, 2229540), (105, 2080904), (120, 1820791), (140, 1560678), (147, 1486360), (168, 1300565), (196, 1114770), (210, 1040452), (245, 891816), (280, 780339), (294, 743180), (392, 557385), (420, 520226), (490, 445908), (588, 371590), (735, 297272), (840, 260113), (980, 222954), (1176, 185795), (1470, 148636), (1960, 111477), (2940, 74318), (5880, 37159)]