81703800

素因数分解:

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

素因数の和:2430

約数の個数: 144

約数和(自身を含む): 288951000

約数和(自身を除く): 207247200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 855, 900, 950, 1140, 1368, 1425, 1710, 1800, 1900, 2280, 2389, 2850, 3420, 3800, 4275, 4778, 5700, 6840, 7167, 8550, 9556, 11400, 11945, 14334, 17100, 19112, 21501, 23890, 28668, 34200, 35835, 43002, 45391, 47780, 57336, 59725, 71670, 86004, 90782, 95560, 107505, 119450, 136173, 143340, 172008, 179175, 181564, 215010, 226955, 238900, 272346, 286680, 358350, 363128, 408519, 430020, 453910, 477800, 537525, 544692, 680865, 716700, 817038, 860040, 907820, 1075050, 1089384, 1134775, 1361730, 1433400, 1634076, 1815640, 2042595, 2150100, 2269550, 2723460, 3268152, 3404325, 4085190, 4300200, 4539100, 5446920, 6808650, 8170380, 9078200, 10212975, 13617300, 16340760, 20425950, 27234600, 40851900, 81703800]

約数ペア:

[(1, 81703800), (2, 40851900), (3, 27234600), (4, 20425950), (5, 16340760), (6, 13617300), (8, 10212975), (9, 9078200), (10, 8170380), (12, 6808650), (15, 5446920), (18, 4539100), (19, 4300200), (20, 4085190), (24, 3404325), (25, 3268152), (30, 2723460), (36, 2269550), (38, 2150100), (40, 2042595), (45, 1815640), (50, 1634076), (57, 1433400), (60, 1361730), (72, 1134775), (75, 1089384), (76, 1075050), (90, 907820), (95, 860040), (100, 817038), (114, 716700), (120, 680865), (150, 544692), (152, 537525), (171, 477800), (180, 453910), (190, 430020), (200, 408519), (225, 363128), (228, 358350), (285, 286680), (300, 272346), (342, 238900), (360, 226955), (380, 215010), (450, 181564), (456, 179175), (475, 172008), (570, 143340), (600, 136173), (684, 119450), (760, 107505), (855, 95560), (900, 90782), (950, 86004), (1140, 71670), (1368, 59725), (1425, 57336), (1710, 47780), (1800, 45391), (1900, 43002), (2280, 35835), (2389, 34200), (2850, 28668), (3420, 23890), (3800, 21501), (4275, 19112), (4778, 17100), (5700, 14334), (6840, 11945), (7167, 11400), (8550, 9556)]