61788456

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 185889600

約数和(自身を除く): 124101144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 47, 57, 62, 72, 76, 93, 94, 114, 124, 141, 152, 171, 186, 188, 228, 248, 279, 282, 342, 372, 376, 423, 456, 558, 564, 589, 684, 744, 846, 893, 961, 1116, 1128, 1178, 1368, 1457, 1692, 1767, 1786, 1922, 2232, 2356, 2679, 2883, 2914, 3384, 3534, 3572, 3844, 4371, 4712, 5301, 5358, 5766, 5828, 7068, 7144, 7688, 8037, 8649, 8742, 10602, 10716, 11532, 11656, 13113, 14136, 16074, 17298, 17484, 18259, 21204, 21432, 23064, 26226, 27683, 32148, 34596, 34968, 36518, 42408, 45167, 52452, 54777, 55366, 64296, 69192, 73036, 83049, 90334, 104904, 109554, 110732, 135501, 146072, 164331, 166098, 180668, 219108, 221464, 249147, 271002, 328662, 332196, 361336, 406503, 438216, 498294, 542004, 657324, 664392, 813006, 858173, 996588, 1084008, 1314648, 1626012, 1716346, 1993176, 2574519, 3252024, 3432692, 5149038, 6865384, 7723557, 10298076, 15447114, 20596152, 30894228, 61788456]

約数ペア:

[(1, 61788456), (2, 30894228), (3, 20596152), (4, 15447114), (6, 10298076), (8, 7723557), (9, 6865384), (12, 5149038), (18, 3432692), (19, 3252024), (24, 2574519), (31, 1993176), (36, 1716346), (38, 1626012), (47, 1314648), (57, 1084008), (62, 996588), (72, 858173), (76, 813006), (93, 664392), (94, 657324), (114, 542004), (124, 498294), (141, 438216), (152, 406503), (171, 361336), (186, 332196), (188, 328662), (228, 271002), (248, 249147), (279, 221464), (282, 219108), (342, 180668), (372, 166098), (376, 164331), (423, 146072), (456, 135501), (558, 110732), (564, 109554), (589, 104904), (684, 90334), (744, 83049), (846, 73036), (893, 69192), (961, 64296), (1116, 55366), (1128, 54777), (1178, 52452), (1368, 45167), (1457, 42408), (1692, 36518), (1767, 34968), (1786, 34596), (1922, 32148), (2232, 27683), (2356, 26226), (2679, 23064), (2883, 21432), (2914, 21204), (3384, 18259), (3534, 17484), (3572, 17298), (3844, 16074), (4371, 14136), (4712, 13113), (5301, 11656), (5358, 11532), (5766, 10716), (5828, 10602), (7068, 8742), (7144, 8649), (7688, 8037)]