68959890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 192844800

約数和(自身を除く): 123884910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 61, 79, 90, 106, 122, 135, 158, 159, 183, 237, 265, 270, 305, 318, 366, 395, 474, 477, 530, 549, 610, 711, 790, 795, 915, 954, 1098, 1185, 1422, 1431, 1590, 1647, 1830, 2133, 2370, 2385, 2745, 2862, 3233, 3294, 3555, 4187, 4266, 4770, 4819, 5490, 6466, 7110, 7155, 8235, 8374, 9638, 9699, 10665, 12561, 14310, 14457, 16165, 16470, 19398, 20935, 21330, 24095, 25122, 28914, 29097, 32330, 37683, 41870, 43371, 48190, 48495, 58194, 62805, 72285, 75366, 86742, 87291, 96990, 113049, 125610, 130113, 144570, 145485, 174582, 188415, 216855, 226098, 255407, 260226, 290970, 376830, 433710, 436455, 510814, 565245, 650565, 766221, 872910, 1130490, 1277035, 1301130, 1532442, 2298663, 2554070, 3831105, 4597326, 6895989, 7662210, 11493315, 13791978, 22986630, 34479945, 68959890]

約数ペア:

[(1, 68959890), (2, 34479945), (3, 22986630), (5, 13791978), (6, 11493315), (9, 7662210), (10, 6895989), (15, 4597326), (18, 3831105), (27, 2554070), (30, 2298663), (45, 1532442), (53, 1301130), (54, 1277035), (61, 1130490), (79, 872910), (90, 766221), (106, 650565), (122, 565245), (135, 510814), (158, 436455), (159, 433710), (183, 376830), (237, 290970), (265, 260226), (270, 255407), (305, 226098), (318, 216855), (366, 188415), (395, 174582), (474, 145485), (477, 144570), (530, 130113), (549, 125610), (610, 113049), (711, 96990), (790, 87291), (795, 86742), (915, 75366), (954, 72285), (1098, 62805), (1185, 58194), (1422, 48495), (1431, 48190), (1590, 43371), (1647, 41870), (1830, 37683), (2133, 32330), (2370, 29097), (2385, 28914), (2745, 25122), (2862, 24095), (3233, 21330), (3294, 20935), (3555, 19398), (4187, 16470), (4266, 16165), (4770, 14457), (4819, 14310), (5490, 12561), (6466, 10665), (7110, 9699), (7155, 9638), (8235, 8374)]