618790620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9151}}^1$

素因数の和:9200

約数の個数: 144

約数和(自身を含む): 2103349248

約数和(自身を除く): 1484558628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2940, 3220, 3381, 4508, 4830, 5635, 6762, 9151, 9660, 11270, 13524, 16905, 18302, 22540, 27453, 33810, 36604, 45755, 54906, 64057, 67620, 91510, 109812, 128114, 137265, 183020, 192171, 210473, 256228, 274530, 320285, 384342, 420946, 448399, 549060, 631419, 640570, 768684, 841892, 896798, 960855, 1052365, 1262838, 1281140, 1345197, 1473311, 1793596, 1921710, 2104730, 2241995, 2525676, 2690394, 2946622, 3157095, 3843420, 4209460, 4419933, 4483990, 5380788, 5893244, 6314190, 6725985, 7366555, 8839866, 8967980, 10313177, 12628380, 13451970, 14733110, 17679732, 20626354, 22099665, 26903940, 29466220, 30939531, 41252708, 44199330, 51565885, 61879062, 88398660, 103131770, 123758124, 154697655, 206263540, 309395310, 618790620]

約数ペア:

[(1, 618790620), (2, 309395310), (3, 206263540), (4, 154697655), (5, 123758124), (6, 103131770), (7, 88398660), (10, 61879062), (12, 51565885), (14, 44199330), (15, 41252708), (20, 30939531), (21, 29466220), (23, 26903940), (28, 22099665), (30, 20626354), (35, 17679732), (42, 14733110), (46, 13451970), (49, 12628380), (60, 10313177), (69, 8967980), (70, 8839866), (84, 7366555), (92, 6725985), (98, 6314190), (105, 5893244), (115, 5380788), (138, 4483990), (140, 4419933), (147, 4209460), (161, 3843420), (196, 3157095), (210, 2946622), (230, 2690394), (245, 2525676), (276, 2241995), (294, 2104730), (322, 1921710), (345, 1793596), (420, 1473311), (460, 1345197), (483, 1281140), (490, 1262838), (588, 1052365), (644, 960855), (690, 896798), (735, 841892), (805, 768684), (966, 640570), (980, 631419), (1127, 549060), (1380, 448399), (1470, 420946), (1610, 384342), (1932, 320285), (2254, 274530), (2415, 256228), (2940, 210473), (3220, 192171), (3381, 183020), (4508, 137265), (4830, 128114), (5635, 109812), (6762, 91510), (9151, 67620), (9660, 64057), (11270, 54906), (13524, 45755), (16905, 36604), (18302, 33810), (22540, 27453)]