68831910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 144057690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 90, 105, 126, 135, 158, 189, 210, 237, 270, 315, 378, 395, 461, 474, 553, 630, 711, 790, 922, 945, 1106, 1185, 1383, 1422, 1659, 1890, 2133, 2305, 2370, 2765, 2766, 3227, 3318, 3555, 4149, 4266, 4610, 4977, 5530, 6454, 6915, 7110, 8295, 8298, 9681, 9954, 10665, 12447, 13830, 14931, 16135, 16590, 19362, 20745, 21330, 24885, 24894, 29043, 29862, 32270, 36419, 41490, 48405, 49770, 58086, 62235, 72838, 74655, 87129, 96810, 109257, 124470, 145215, 149310, 174258, 182095, 218514, 254933, 290430, 327771, 364190, 435645, 509866, 546285, 655542, 764799, 871290, 983313, 1092570, 1274665, 1529598, 1638855, 1966626, 2294397, 2549330, 3277710, 3823995, 4588794, 4916565, 6883191, 7647990, 9833130, 11471985, 13766382, 22943970, 34415955, 68831910]

約数ペア:

[(1, 68831910), (2, 34415955), (3, 22943970), (5, 13766382), (6, 11471985), (7, 9833130), (9, 7647990), (10, 6883191), (14, 4916565), (15, 4588794), (18, 3823995), (21, 3277710), (27, 2549330), (30, 2294397), (35, 1966626), (42, 1638855), (45, 1529598), (54, 1274665), (63, 1092570), (70, 983313), (79, 871290), (90, 764799), (105, 655542), (126, 546285), (135, 509866), (158, 435645), (189, 364190), (210, 327771), (237, 290430), (270, 254933), (315, 218514), (378, 182095), (395, 174258), (461, 149310), (474, 145215), (553, 124470), (630, 109257), (711, 96810), (790, 87129), (922, 74655), (945, 72838), (1106, 62235), (1185, 58086), (1383, 49770), (1422, 48405), (1659, 41490), (1890, 36419), (2133, 32270), (2305, 29862), (2370, 29043), (2765, 24894), (2766, 24885), (3227, 21330), (3318, 20745), (3555, 19362), (4149, 16590), (4266, 16135), (4610, 14931), (4977, 13830), (5530, 12447), (6454, 10665), (6915, 9954), (7110, 9681), (8295, 8298)]