21134501440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:685

約数の個数: 224

約数和(自身を含む): 55434000384

約数和(自身を除く): 34299498944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 130, 134, 160, 191, 208, 260, 268, 320, 335, 382, 397, 416, 520, 536, 670, 764, 794, 832, 871, 955, 1040, 1072, 1340, 1528, 1588, 1742, 1910, 1985, 2080, 2144, 2483, 2680, 3056, 3176, 3484, 3820, 3970, 4160, 4288, 4355, 4966, 5161, 5360, 6112, 6352, 6968, 7640, 7940, 8710, 9932, 10322, 10720, 12224, 12415, 12704, 12797, 13936, 15280, 15880, 17420, 19864, 20644, 21440, 24830, 25408, 25594, 25805, 26599, 27872, 30560, 31760, 34840, 39728, 41288, 49660, 51188, 51610, 53198, 55744, 61120, 63520, 63985, 69680, 75827, 79456, 82576, 99320, 102376, 103220, 106396, 127040, 127970, 132995, 139360, 151654, 158912, 165152, 166361, 198640, 204752, 206440, 212792, 255940, 265990, 278720, 303308, 330304, 332722, 345787, 379135, 397280, 409504, 412880, 425584, 511880, 531980, 606616, 665444, 691574, 758270, 794560, 819008, 825760, 831805, 851168, 985751, 1023760, 1063960, 1213232, 1330888, 1383148, 1516540, 1651520, 1663610, 1702336, 1728935, 1971502, 2047520, 2127920, 2426464, 2661776, 2766296, 3033080, 3327220, 3457870, 3943004, 4095040, 4255840, 4852928, 4928755, 5080409, 5323552, 5532592, 6066160, 6654440, 6915740, 7886008, 8511680, 9857510, 10160818, 10647104, 11065184, 12132320, 13308880, 13831480, 15772016, 19715020, 20321636, 22130368, 24264640, 25402045, 26617760, 27662960, 31544032, 39430040, 40643272, 50804090, 53235520, 55325920, 63088064, 66045317, 78860080, 81286544, 101608180, 110651840, 132090634, 157720160, 162573088, 203216360, 264181268, 315440320, 325146176, 330226585, 406432720, 528362536, 660453170, 812865440, 1056725072, 1320906340, 1625730880, 2113450144, 2641812680, 4226900288, 5283625360, 10567250720, 21134501440]

約数ペア:

[(1, 21134501440), (2, 10567250720), (4, 5283625360), (5, 4226900288), (8, 2641812680), (10, 2113450144), (13, 1625730880), (16, 1320906340), (20, 1056725072), (26, 812865440), (32, 660453170), (40, 528362536), (52, 406432720), (64, 330226585), (65, 325146176), (67, 315440320), (80, 264181268), (104, 203216360), (130, 162573088), (134, 157720160), (160, 132090634), (191, 110651840), (208, 101608180), (260, 81286544), (268, 78860080), (320, 66045317), (335, 63088064), (382, 55325920), (397, 53235520), (416, 50804090), (520, 40643272), (536, 39430040), (670, 31544032), (764, 27662960), (794, 26617760), (832, 25402045), (871, 24264640), (955, 22130368), (1040, 20321636), (1072, 19715020), (1340, 15772016), (1528, 13831480), (1588, 13308880), (1742, 12132320), (1910, 11065184), (1985, 10647104), (2080, 10160818), (2144, 9857510), (2483, 8511680), (2680, 7886008), (3056, 6915740), (3176, 6654440), (3484, 6066160), (3820, 5532592), (3970, 5323552), (4160, 5080409), (4288, 4928755), (4355, 4852928), (4966, 4255840), (5161, 4095040), (5360, 3943004), (6112, 3457870), (6352, 3327220), (6968, 3033080), (7640, 2766296), (7940, 2661776), (8710, 2426464), (9932, 2127920), (10322, 2047520), (10720, 1971502), (12224, 1728935), (12415, 1702336), (12704, 1663610), (12797, 1651520), (13936, 1516540), (15280, 1383148), (15880, 1330888), (17420, 1213232), (19864, 1063960), (20644, 1023760), (21440, 985751), (24830, 851168), (25408, 831805), (25594, 825760), (25805, 819008), (26599, 794560), (27872, 758270), (30560, 691574), (31760, 665444), (34840, 606616), (39728, 531980), (41288, 511880), (49660, 425584), (51188, 412880), (51610, 409504), (53198, 397280), (55744, 379135), (61120, 345787), (63520, 332722), (63985, 330304), (69680, 303308), (75827, 278720), (79456, 265990), (82576, 255940), (99320, 212792), (102376, 206440), (103220, 204752), (106396, 198640), (127040, 166361), (127970, 165152), (132995, 158912), (139360, 151654)]