258740800

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 168

約数和(自身を含む): 680313600

約数和(自身を除く): 421572800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 79, 80, 89, 92, 100, 115, 158, 160, 178, 184, 200, 230, 316, 320, 356, 368, 395, 400, 445, 460, 575, 632, 712, 736, 790, 800, 890, 920, 1150, 1264, 1424, 1472, 1580, 1600, 1780, 1817, 1840, 1975, 2047, 2225, 2300, 2528, 2848, 3160, 3560, 3634, 3680, 3950, 4094, 4450, 4600, 5056, 5696, 6320, 7031, 7120, 7268, 7360, 7900, 8188, 8900, 9085, 9200, 10235, 12640, 14062, 14240, 14536, 15800, 16376, 17800, 18170, 18400, 20470, 25280, 28124, 28480, 29072, 31600, 32752, 35155, 35600, 36340, 36800, 40940, 45425, 51175, 56248, 58144, 63200, 65504, 70310, 71200, 72680, 81880, 90850, 102350, 112496, 116288, 126400, 131008, 140620, 142400, 145360, 161713, 163760, 175775, 181700, 204700, 224992, 281240, 290720, 323426, 327520, 351550, 363400, 409400, 449984, 562480, 581440, 646852, 655040, 703100, 726800, 808565, 818800, 1124960, 1293704, 1406200, 1453600, 1617130, 1637600, 2249920, 2587408, 2812400, 2907200, 3234260, 3275200, 4042825, 5174816, 5624800, 6468520, 8085650, 10349632, 11249600, 12937040, 16171300, 25874080, 32342600, 51748160, 64685200, 129370400, 258740800]

約数ペア:

[(1, 258740800), (2, 129370400), (4, 64685200), (5, 51748160), (8, 32342600), (10, 25874080), (16, 16171300), (20, 12937040), (23, 11249600), (25, 10349632), (32, 8085650), (40, 6468520), (46, 5624800), (50, 5174816), (64, 4042825), (79, 3275200), (80, 3234260), (89, 2907200), (92, 2812400), (100, 2587408), (115, 2249920), (158, 1637600), (160, 1617130), (178, 1453600), (184, 1406200), (200, 1293704), (230, 1124960), (316, 818800), (320, 808565), (356, 726800), (368, 703100), (395, 655040), (400, 646852), (445, 581440), (460, 562480), (575, 449984), (632, 409400), (712, 363400), (736, 351550), (790, 327520), (800, 323426), (890, 290720), (920, 281240), (1150, 224992), (1264, 204700), (1424, 181700), (1472, 175775), (1580, 163760), (1600, 161713), (1780, 145360), (1817, 142400), (1840, 140620), (1975, 131008), (2047, 126400), (2225, 116288), (2300, 112496), (2528, 102350), (2848, 90850), (3160, 81880), (3560, 72680), (3634, 71200), (3680, 70310), (3950, 65504), (4094, 63200), (4450, 58144), (4600, 56248), (5056, 51175), (5696, 45425), (6320, 40940), (7031, 36800), (7120, 36340), (7268, 35600), (7360, 35155), (7900, 32752), (8188, 31600), (8900, 29072), (9085, 28480), (9200, 28124), (10235, 25280), (12640, 20470), (14062, 18400), (14240, 18170), (14536, 17800), (15800, 16376)]