20943000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 76658400

約数和(自身を除く): 55715400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 125, 130, 150, 156, 179, 180, 195, 200, 225, 234, 250, 260, 300, 312, 325, 358, 360, 375, 390, 450, 468, 500, 520, 537, 585, 600, 650, 716, 750, 780, 895, 900, 936, 975, 1000, 1074, 1125, 1170, 1300, 1432, 1500, 1560, 1611, 1625, 1790, 1800, 1950, 2148, 2250, 2327, 2340, 2600, 2685, 2925, 3000, 3222, 3250, 3580, 3900, 4296, 4475, 4500, 4654, 4680, 4875, 5370, 5850, 6444, 6500, 6981, 7160, 7800, 8055, 8950, 9000, 9308, 9750, 10740, 11635, 11700, 12888, 13000, 13425, 13962, 14625, 16110, 17900, 18616, 19500, 20943, 21480, 22375, 23270, 23400, 26850, 27924, 29250, 32220, 34905, 35800, 39000, 40275, 41886, 44750, 46540, 53700, 55848, 58175, 58500, 64440, 67125, 69810, 80550, 83772, 89500, 93080, 104715, 107400, 116350, 117000, 134250, 139620, 161100, 167544, 174525, 179000, 201375, 209430, 232700, 268500, 279240, 290875, 322200, 349050, 402750, 418860, 465400, 523575, 537000, 581750, 698100, 805500, 837720, 872625, 1047150, 1163500, 1396200, 1611000, 1745250, 2094300, 2327000, 2617875, 3490500, 4188600, 5235750, 6981000, 10471500, 20943000]

約数ペア:

[(1, 20943000), (2, 10471500), (3, 6981000), (4, 5235750), (5, 4188600), (6, 3490500), (8, 2617875), (9, 2327000), (10, 2094300), (12, 1745250), (13, 1611000), (15, 1396200), (18, 1163500), (20, 1047150), (24, 872625), (25, 837720), (26, 805500), (30, 698100), (36, 581750), (39, 537000), (40, 523575), (45, 465400), (50, 418860), (52, 402750), (60, 349050), (65, 322200), (72, 290875), (75, 279240), (78, 268500), (90, 232700), (100, 209430), (104, 201375), (117, 179000), (120, 174525), (125, 167544), (130, 161100), (150, 139620), (156, 134250), (179, 117000), (180, 116350), (195, 107400), (200, 104715), (225, 93080), (234, 89500), (250, 83772), (260, 80550), (300, 69810), (312, 67125), (325, 64440), (358, 58500), (360, 58175), (375, 55848), (390, 53700), (450, 46540), (468, 44750), (500, 41886), (520, 40275), (537, 39000), (585, 35800), (600, 34905), (650, 32220), (716, 29250), (750, 27924), (780, 26850), (895, 23400), (900, 23270), (936, 22375), (975, 21480), (1000, 20943), (1074, 19500), (1125, 18616), (1170, 17900), (1300, 16110), (1432, 14625), (1500, 13962), (1560, 13425), (1611, 13000), (1625, 12888), (1790, 11700), (1800, 11635), (1950, 10740), (2148, 9750), (2250, 9308), (2327, 9000), (2340, 8950), (2600, 8055), (2685, 7800), (2925, 7160), (3000, 6981), (3222, 6500), (3250, 6444), (3580, 5850), (3900, 5370), (4296, 4875), (4475, 4680), (4500, 4654)]