274270640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 799305984

約数和(自身を除く): 525035344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 49, 56, 61, 62, 70, 74, 80, 98, 112, 122, 124, 140, 148, 155, 185, 196, 217, 244, 245, 248, 259, 280, 296, 305, 310, 370, 392, 427, 434, 488, 490, 496, 518, 560, 592, 610, 620, 740, 784, 854, 868, 976, 980, 1036, 1085, 1147, 1220, 1240, 1295, 1480, 1519, 1708, 1736, 1813, 1891, 1960, 2072, 2135, 2170, 2257, 2294, 2440, 2480, 2590, 2960, 2989, 3038, 3416, 3472, 3626, 3782, 3920, 4144, 4270, 4340, 4514, 4588, 4880, 5180, 5735, 5978, 6076, 6832, 7252, 7564, 7595, 8029, 8540, 8680, 9028, 9065, 9176, 9455, 10360, 11285, 11470, 11956, 12152, 13237, 14504, 14945, 15128, 15190, 15799, 16058, 17080, 17360, 18056, 18130, 18352, 18910, 20720, 22570, 22940, 23912, 24304, 26474, 29008, 29890, 30256, 30380, 31598, 32116, 34160, 36112, 36260, 37820, 40145, 45140, 45880, 47824, 52948, 56203, 59780, 60760, 63196, 64232, 66185, 69967, 72520, 75640, 78995, 80290, 90280, 91760, 92659, 105896, 110593, 112406, 119560, 121520, 126392, 128464, 132370, 139934, 145040, 151280, 157990, 160580, 180560, 185318, 211792, 221186, 224812, 239120, 252784, 264740, 279868, 281015, 315980, 321160, 349835, 370636, 442372, 449624, 463295, 489769, 529480, 552965, 559736, 562030, 631960, 642320, 699670, 741272, 884744, 899248, 926590, 979538, 1058960, 1105930, 1119472, 1124060, 1263920, 1399340, 1482544, 1769488, 1853180, 1959076, 2211860, 2248120, 2448845, 2798680, 3428383, 3706360, 3918152, 4423720, 4496240, 4897690, 5597360, 6856766, 7412720, 7836304, 8847440, 9795380, 13713532, 17141915, 19590760, 27427064, 34283830, 39181520, 54854128, 68567660, 137135320, 274270640]

約数ペア:

[(1, 274270640), (2, 137135320), (4, 68567660), (5, 54854128), (7, 39181520), (8, 34283830), (10, 27427064), (14, 19590760), (16, 17141915), (20, 13713532), (28, 9795380), (31, 8847440), (35, 7836304), (37, 7412720), (40, 6856766), (49, 5597360), (56, 4897690), (61, 4496240), (62, 4423720), (70, 3918152), (74, 3706360), (80, 3428383), (98, 2798680), (112, 2448845), (122, 2248120), (124, 2211860), (140, 1959076), (148, 1853180), (155, 1769488), (185, 1482544), (196, 1399340), (217, 1263920), (244, 1124060), (245, 1119472), (248, 1105930), (259, 1058960), (280, 979538), (296, 926590), (305, 899248), (310, 884744), (370, 741272), (392, 699670), (427, 642320), (434, 631960), (488, 562030), (490, 559736), (496, 552965), (518, 529480), (560, 489769), (592, 463295), (610, 449624), (620, 442372), (740, 370636), (784, 349835), (854, 321160), (868, 315980), (976, 281015), (980, 279868), (1036, 264740), (1085, 252784), (1147, 239120), (1220, 224812), (1240, 221186), (1295, 211792), (1480, 185318), (1519, 180560), (1708, 160580), (1736, 157990), (1813, 151280), (1891, 145040), (1960, 139934), (2072, 132370), (2135, 128464), (2170, 126392), (2257, 121520), (2294, 119560), (2440, 112406), (2480, 110593), (2590, 105896), (2960, 92659), (2989, 91760), (3038, 90280), (3416, 80290), (3472, 78995), (3626, 75640), (3782, 72520), (3920, 69967), (4144, 66185), (4270, 64232), (4340, 63196), (4514, 60760), (4588, 59780), (4880, 56203), (5180, 52948), (5735, 47824), (5978, 45880), (6076, 45140), (6832, 40145), (7252, 37820), (7564, 36260), (7595, 36112), (8029, 34160), (8540, 32116), (8680, 31598), (9028, 30380), (9065, 30256), (9176, 29890), (9455, 29008), (10360, 26474), (11285, 24304), (11470, 23912), (11956, 22940), (12152, 22570), (13237, 20720), (14504, 18910), (14945, 18352), (15128, 18130), (15190, 18056), (15799, 17360), (16058, 17080)]