1813306740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{10111}}^1$

素因数の和:10198

約数の個数: 144

約数和(自身を含む): 6003615744

約数和(自身を除く): 4190309004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 732, 735, 854, 915, 980, 1220, 1281, 1470, 1708, 1830, 2135, 2562, 2940, 2989, 3660, 4270, 5124, 5978, 6405, 8540, 8967, 10111, 11956, 12810, 14945, 17934, 20222, 25620, 29890, 30333, 35868, 40444, 44835, 50555, 59780, 60666, 70777, 89670, 101110, 121332, 141554, 151665, 179340, 202220, 212331, 283108, 303330, 353885, 424662, 495439, 606660, 616771, 707770, 849324, 990878, 1061655, 1233542, 1415540, 1486317, 1850313, 1981756, 2123310, 2467084, 2477195, 2972634, 3083855, 3700626, 4246620, 4317397, 4954390, 5945268, 6167710, 7401252, 7431585, 8634794, 9251565, 9908780, 12335420, 12952191, 14863170, 17269588, 18503130, 21586985, 25904382, 29726340, 30221779, 37006260, 43173970, 51808764, 60443558, 64760955, 86347940, 90665337, 120887116, 129521910, 151108895, 181330674, 259043820, 302217790, 362661348, 453326685, 604435580, 906653370, 1813306740]

約数ペア:

[(1, 1813306740), (2, 906653370), (3, 604435580), (4, 453326685), (5, 362661348), (6, 302217790), (7, 259043820), (10, 181330674), (12, 151108895), (14, 129521910), (15, 120887116), (20, 90665337), (21, 86347940), (28, 64760955), (30, 60443558), (35, 51808764), (42, 43173970), (49, 37006260), (60, 30221779), (61, 29726340), (70, 25904382), (84, 21586985), (98, 18503130), (105, 17269588), (122, 14863170), (140, 12952191), (147, 12335420), (183, 9908780), (196, 9251565), (210, 8634794), (244, 7431585), (245, 7401252), (294, 6167710), (305, 5945268), (366, 4954390), (420, 4317397), (427, 4246620), (490, 3700626), (588, 3083855), (610, 2972634), (732, 2477195), (735, 2467084), (854, 2123310), (915, 1981756), (980, 1850313), (1220, 1486317), (1281, 1415540), (1470, 1233542), (1708, 1061655), (1830, 990878), (2135, 849324), (2562, 707770), (2940, 616771), (2989, 606660), (3660, 495439), (4270, 424662), (5124, 353885), (5978, 303330), (6405, 283108), (8540, 212331), (8967, 202220), (10111, 179340), (11956, 151665), (12810, 141554), (14945, 121332), (17934, 101110), (20222, 89670), (25620, 70777), (29890, 60666), (30333, 59780), (35868, 50555), (40444, 44835)]