639104400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{16139}}^1$

素因数の和:16174

約数の個数: 180

約数和(自身を含む): 2419644240

約数和(自身を除く): 1780539840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 264, 275, 300, 330, 360, 396, 400, 440, 450, 495, 528, 550, 600, 660, 720, 792, 825, 880, 900, 990, 1100, 1200, 1320, 1584, 1650, 1800, 1980, 2200, 2475, 2640, 3300, 3600, 3960, 4400, 4950, 6600, 7920, 9900, 13200, 16139, 19800, 32278, 39600, 48417, 64556, 80695, 96834, 129112, 145251, 161390, 177529, 193668, 242085, 258224, 290502, 322780, 355058, 387336, 403475, 484170, 532587, 581004, 645560, 710116, 726255, 774672, 806950, 887645, 968340, 1065174, 1162008, 1210425, 1291120, 1420232, 1452510, 1597761, 1613900, 1775290, 1936680, 2130348, 2324016, 2420850, 2662935, 2840464, 2905020, 3195522, 3227800, 3550580, 3631275, 3873360, 4260696, 4438225, 4841700, 5325870, 5810040, 6391044, 6455600, 7101160, 7262550, 7988805, 8521392, 8876450, 9683400, 10651740, 11620080, 12782088, 13314675, 14202320, 14525100, 15977610, 17752900, 19366800, 21303480, 25564176, 26629350, 29050200, 31955220, 35505800, 39944025, 42606960, 53258700, 58100400, 63910440, 71011600, 79888050, 106517400, 127820880, 159776100, 213034800, 319552200, 639104400]

約数ペア:

[(1, 639104400), (2, 319552200), (3, 213034800), (4, 159776100), (5, 127820880), (6, 106517400), (8, 79888050), (9, 71011600), (10, 63910440), (11, 58100400), (12, 53258700), (15, 42606960), (16, 39944025), (18, 35505800), (20, 31955220), (22, 29050200), (24, 26629350), (25, 25564176), (30, 21303480), (33, 19366800), (36, 17752900), (40, 15977610), (44, 14525100), (45, 14202320), (48, 13314675), (50, 12782088), (55, 11620080), (60, 10651740), (66, 9683400), (72, 8876450), (75, 8521392), (80, 7988805), (88, 7262550), (90, 7101160), (99, 6455600), (100, 6391044), (110, 5810040), (120, 5325870), (132, 4841700), (144, 4438225), (150, 4260696), (165, 3873360), (176, 3631275), (180, 3550580), (198, 3227800), (200, 3195522), (220, 2905020), (225, 2840464), (240, 2662935), (264, 2420850), (275, 2324016), (300, 2130348), (330, 1936680), (360, 1775290), (396, 1613900), (400, 1597761), (440, 1452510), (450, 1420232), (495, 1291120), (528, 1210425), (550, 1162008), (600, 1065174), (660, 968340), (720, 887645), (792, 806950), (825, 774672), (880, 726255), (900, 710116), (990, 645560), (1100, 581004), (1200, 532587), (1320, 484170), (1584, 403475), (1650, 387336), (1800, 355058), (1980, 322780), (2200, 290502), (2475, 258224), (2640, 242085), (3300, 193668), (3600, 177529), (3960, 161390), (4400, 145251), (4950, 129112), (6600, 96834), (7920, 80695), (9900, 64556), (13200, 48417), (16139, 39600), (19800, 32278)]