640209600

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1984

約数の個数: 252

約数和(自身を含む): 2375617296

約数和(自身を除く): 1735407696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 138, 144, 150, 160, 180, 184, 192, 200, 207, 225, 230, 240, 276, 288, 300, 320, 345, 360, 368, 400, 414, 450, 460, 480, 552, 575, 576, 600, 690, 720, 736, 800, 828, 900, 920, 960, 1035, 1104, 1150, 1200, 1380, 1440, 1472, 1600, 1656, 1725, 1800, 1840, 1933, 2070, 2208, 2300, 2400, 2760, 2880, 3312, 3450, 3600, 3680, 3866, 4140, 4416, 4600, 4800, 5175, 5520, 5799, 6624, 6900, 7200, 7360, 7732, 8280, 9200, 9665, 10350, 11040, 11598, 13248, 13800, 14400, 15464, 16560, 17397, 18400, 19330, 20700, 22080, 23196, 27600, 28995, 30928, 33120, 34794, 36800, 38660, 41400, 44459, 46392, 48325, 55200, 57990, 61856, 66240, 69588, 77320, 82800, 86985, 88918, 92784, 96650, 110400, 115980, 123712, 133377, 139176, 144975, 154640, 165600, 173970, 177836, 185568, 193300, 222295, 231960, 266754, 278352, 289950, 309280, 331200, 347940, 355672, 371136, 386600, 400131, 434925, 444590, 463920, 533508, 556704, 579900, 618560, 666885, 695880, 711344, 773200, 800262, 869850, 889180, 927840, 1067016, 1111475, 1113408, 1159800, 1333770, 1391760, 1422688, 1546400, 1600524, 1739700, 1778360, 1855680, 2000655, 2134032, 2222950, 2319600, 2667540, 2783520, 2845376, 3092800, 3201048, 3334425, 3479400, 3556720, 4001310, 4268064, 4445900, 4639200, 5335080, 5567040, 6402096, 6668850, 6958800, 7113440, 8002620, 8536128, 8891800, 9278400, 10003275, 10670160, 12804192, 13337700, 13917600, 14226880, 16005240, 17783600, 20006550, 21340320, 25608384, 26675400, 27835200, 32010480, 35567200, 40013100, 42680640, 53350800, 64020960, 71134400, 80026200, 106701600, 128041920, 160052400, 213403200, 320104800, 640209600]

約数ペア:

[(1, 640209600), (2, 320104800), (3, 213403200), (4, 160052400), (5, 128041920), (6, 106701600), (8, 80026200), (9, 71134400), (10, 64020960), (12, 53350800), (15, 42680640), (16, 40013100), (18, 35567200), (20, 32010480), (23, 27835200), (24, 26675400), (25, 25608384), (30, 21340320), (32, 20006550), (36, 17783600), (40, 16005240), (45, 14226880), (46, 13917600), (48, 13337700), (50, 12804192), (60, 10670160), (64, 10003275), (69, 9278400), (72, 8891800), (75, 8536128), (80, 8002620), (90, 7113440), (92, 6958800), (96, 6668850), (100, 6402096), (115, 5567040), (120, 5335080), (138, 4639200), (144, 4445900), (150, 4268064), (160, 4001310), (180, 3556720), (184, 3479400), (192, 3334425), (200, 3201048), (207, 3092800), (225, 2845376), (230, 2783520), (240, 2667540), (276, 2319600), (288, 2222950), (300, 2134032), (320, 2000655), (345, 1855680), (360, 1778360), (368, 1739700), (400, 1600524), (414, 1546400), (450, 1422688), (460, 1391760), (480, 1333770), (552, 1159800), (575, 1113408), (576, 1111475), (600, 1067016), (690, 927840), (720, 889180), (736, 869850), (800, 800262), (828, 773200), (900, 711344), (920, 695880), (960, 666885), (1035, 618560), (1104, 579900), (1150, 556704), (1200, 533508), (1380, 463920), (1440, 444590), (1472, 434925), (1600, 400131), (1656, 386600), (1725, 371136), (1800, 355672), (1840, 347940), (1933, 331200), (2070, 309280), (2208, 289950), (2300, 278352), (2400, 266754), (2760, 231960), (2880, 222295), (3312, 193300), (3450, 185568), (3600, 177836), (3680, 173970), (3866, 165600), (4140, 154640), (4416, 144975), (4600, 139176), (4800, 133377), (5175, 123712), (5520, 115980), (5799, 110400), (6624, 96650), (6900, 92784), (7200, 88918), (7360, 86985), (7732, 82800), (8280, 77320), (9200, 69588), (9665, 66240), (10350, 61856), (11040, 57990), (11598, 55200), (13248, 48325), (13800, 46392), (14400, 44459), (15464, 41400), (16560, 38660), (17397, 36800), (18400, 34794), (19330, 33120), (20700, 30928), (22080, 28995), (23196, 27600)]