290438720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 168

約数和(自身を含む): 820091832

約数和(自身を除く): 529653112

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 320, 352, 416, 440, 484, 520, 572, 577, 605, 704, 715, 832, 880, 968, 1040, 1144, 1154, 1210, 1430, 1573, 1760, 1936, 2080, 2288, 2308, 2420, 2860, 2885, 3146, 3520, 3872, 4160, 4576, 4616, 4840, 5720, 5770, 6292, 6347, 7501, 7744, 7865, 9152, 9232, 9680, 11440, 11540, 12584, 12694, 15002, 15730, 18464, 19360, 22880, 23080, 25168, 25388, 30004, 31460, 31735, 36928, 37505, 38720, 45760, 46160, 50336, 50776, 60008, 62920, 63470, 69817, 75010, 82511, 92320, 100672, 101552, 120016, 125840, 126940, 139634, 150020, 165022, 184640, 203104, 240032, 251680, 253880, 279268, 300040, 330044, 349085, 406208, 412555, 480064, 503360, 507760, 558536, 600080, 660088, 698170, 825110, 907621, 1015520, 1117072, 1200160, 1320176, 1396340, 1650220, 1815242, 2031040, 2234144, 2400320, 2640352, 2792680, 3300440, 3630484, 4468288, 4538105, 5280704, 5585360, 6600880, 7260968, 9076210, 11170720, 13201760, 14521936, 18152420, 22341440, 26403520, 29043872, 36304840, 58087744, 72609680, 145219360, 290438720]

約数ペア:

[(1, 290438720), (2, 145219360), (4, 72609680), (5, 58087744), (8, 36304840), (10, 29043872), (11, 26403520), (13, 22341440), (16, 18152420), (20, 14521936), (22, 13201760), (26, 11170720), (32, 9076210), (40, 7260968), (44, 6600880), (52, 5585360), (55, 5280704), (64, 4538105), (65, 4468288), (80, 3630484), (88, 3300440), (104, 2792680), (110, 2640352), (121, 2400320), (130, 2234144), (143, 2031040), (160, 1815242), (176, 1650220), (208, 1396340), (220, 1320176), (242, 1200160), (260, 1117072), (286, 1015520), (320, 907621), (352, 825110), (416, 698170), (440, 660088), (484, 600080), (520, 558536), (572, 507760), (577, 503360), (605, 480064), (704, 412555), (715, 406208), (832, 349085), (880, 330044), (968, 300040), (1040, 279268), (1144, 253880), (1154, 251680), (1210, 240032), (1430, 203104), (1573, 184640), (1760, 165022), (1936, 150020), (2080, 139634), (2288, 126940), (2308, 125840), (2420, 120016), (2860, 101552), (2885, 100672), (3146, 92320), (3520, 82511), (3872, 75010), (4160, 69817), (4576, 63470), (4616, 62920), (4840, 60008), (5720, 50776), (5770, 50336), (6292, 46160), (6347, 45760), (7501, 38720), (7744, 37505), (7865, 36928), (9152, 31735), (9232, 31460), (9680, 30004), (11440, 25388), (11540, 25168), (12584, 23080), (12694, 22880), (15002, 19360), (15730, 18464)]