274881880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 791087040

約数和(自身を除く): 516205160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 91, 104, 130, 140, 148, 157, 169, 182, 185, 259, 260, 280, 296, 314, 338, 364, 370, 455, 481, 518, 520, 628, 676, 728, 740, 785, 845, 910, 962, 1036, 1099, 1183, 1256, 1295, 1352, 1480, 1570, 1690, 1820, 1924, 2041, 2072, 2198, 2366, 2405, 2590, 3140, 3367, 3380, 3640, 3848, 4082, 4396, 4732, 4810, 5180, 5495, 5809, 5915, 6253, 6280, 6734, 6760, 8164, 8792, 9464, 9620, 10205, 10360, 10990, 11618, 11830, 12506, 13468, 14287, 16328, 16835, 19240, 20410, 21980, 23236, 23660, 25012, 26533, 26936, 28574, 29045, 31265, 33670, 40663, 40820, 43771, 43960, 46472, 47320, 50024, 53066, 57148, 58090, 62530, 67340, 71435, 75517, 81326, 81640, 87542, 106132, 114296, 116180, 125060, 132665, 134680, 142870, 151034, 162652, 175084, 185731, 203315, 212264, 218855, 232360, 250120, 265330, 285740, 302068, 325304, 350168, 371462, 377585, 406630, 437710, 528619, 530660, 571480, 604136, 742924, 755170, 813260, 875420, 928655, 981721, 1057238, 1061320, 1485848, 1510340, 1626520, 1750840, 1857310, 1963442, 2114476, 2643095, 3020680, 3714620, 3926884, 4228952, 4908605, 5286190, 6872047, 7429240, 7853768, 9817210, 10572380, 13744094, 19634420, 21144760, 27488188, 34360235, 39268840, 54976376, 68720470, 137440940, 274881880]

約数ペア:

[(1, 274881880), (2, 137440940), (4, 68720470), (5, 54976376), (7, 39268840), (8, 34360235), (10, 27488188), (13, 21144760), (14, 19634420), (20, 13744094), (26, 10572380), (28, 9817210), (35, 7853768), (37, 7429240), (40, 6872047), (52, 5286190), (56, 4908605), (65, 4228952), (70, 3926884), (74, 3714620), (91, 3020680), (104, 2643095), (130, 2114476), (140, 1963442), (148, 1857310), (157, 1750840), (169, 1626520), (182, 1510340), (185, 1485848), (259, 1061320), (260, 1057238), (280, 981721), (296, 928655), (314, 875420), (338, 813260), (364, 755170), (370, 742924), (455, 604136), (481, 571480), (518, 530660), (520, 528619), (628, 437710), (676, 406630), (728, 377585), (740, 371462), (785, 350168), (845, 325304), (910, 302068), (962, 285740), (1036, 265330), (1099, 250120), (1183, 232360), (1256, 218855), (1295, 212264), (1352, 203315), (1480, 185731), (1570, 175084), (1690, 162652), (1820, 151034), (1924, 142870), (2041, 134680), (2072, 132665), (2198, 125060), (2366, 116180), (2405, 114296), (2590, 106132), (3140, 87542), (3367, 81640), (3380, 81326), (3640, 75517), (3848, 71435), (4082, 67340), (4396, 62530), (4732, 58090), (4810, 57148), (5180, 53066), (5495, 50024), (5809, 47320), (5915, 46472), (6253, 43960), (6280, 43771), (6734, 40820), (6760, 40663), (8164, 33670), (8792, 31265), (9464, 29045), (9620, 28574), (10205, 26936), (10360, 26533), (10990, 25012), (11618, 23660), (11830, 23236), (12506, 21980), (13468, 20410), (14287, 19240), (16328, 16835)]