168854520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1$

素因数の和:2453

約数の個数: 128

約数和(自身を含む): 550656000

約数和(自身を除く): 381801480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2389, 2945, 3534, 3720, 4712, 4778, 5890, 7068, 7167, 8835, 9556, 11780, 11945, 14136, 14334, 17670, 19112, 23560, 23890, 28668, 35340, 35835, 45391, 47780, 57336, 70680, 71670, 74059, 90782, 95560, 136173, 143340, 148118, 181564, 222177, 226955, 272346, 286680, 296236, 363128, 370295, 444354, 453910, 544692, 592472, 680865, 740590, 888708, 907820, 1089384, 1110885, 1361730, 1407121, 1481180, 1777416, 1815640, 2221770, 2723460, 2814242, 2962360, 4221363, 4443540, 5446920, 5628484, 7035605, 8442726, 8887080, 11256968, 14071210, 16885452, 21106815, 28142420, 33770904, 42213630, 56284840, 84427260, 168854520]

約数ペア:

[(1, 168854520), (2, 84427260), (3, 56284840), (4, 42213630), (5, 33770904), (6, 28142420), (8, 21106815), (10, 16885452), (12, 14071210), (15, 11256968), (19, 8887080), (20, 8442726), (24, 7035605), (30, 5628484), (31, 5446920), (38, 4443540), (40, 4221363), (57, 2962360), (60, 2814242), (62, 2723460), (76, 2221770), (93, 1815640), (95, 1777416), (114, 1481180), (120, 1407121), (124, 1361730), (152, 1110885), (155, 1089384), (186, 907820), (190, 888708), (228, 740590), (248, 680865), (285, 592472), (310, 544692), (372, 453910), (380, 444354), (456, 370295), (465, 363128), (570, 296236), (589, 286680), (620, 272346), (744, 226955), (760, 222177), (930, 181564), (1140, 148118), (1178, 143340), (1240, 136173), (1767, 95560), (1860, 90782), (2280, 74059), (2356, 71670), (2389, 70680), (2945, 57336), (3534, 47780), (3720, 45391), (4712, 35835), (4778, 35340), (5890, 28668), (7068, 23890), (7167, 23560), (8835, 19112), (9556, 17670), (11780, 14334), (11945, 14136)]