235279440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:578

約数の個数: 240

約数和(自身を含む): 877908096

約数和(自身を除く): 642628656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 61, 66, 72, 80, 88, 90, 99, 110, 120, 122, 132, 144, 165, 176, 180, 183, 198, 220, 240, 244, 264, 305, 330, 360, 366, 396, 440, 487, 488, 495, 528, 549, 610, 660, 671, 720, 732, 792, 880, 915, 974, 976, 990, 1098, 1220, 1320, 1342, 1461, 1464, 1584, 1830, 1948, 1980, 2013, 2196, 2435, 2440, 2640, 2684, 2745, 2922, 2928, 3355, 3660, 3896, 3960, 4026, 4383, 4392, 4870, 4880, 5357, 5368, 5490, 5844, 6039, 6710, 7305, 7320, 7792, 7920, 8052, 8766, 8784, 9740, 10065, 10714, 10736, 10980, 11688, 12078, 13420, 14610, 14640, 16071, 16104, 17532, 19480, 20130, 21428, 21915, 21960, 23376, 24156, 26785, 26840, 29220, 29707, 30195, 32142, 32208, 35064, 38960, 40260, 42856, 43830, 43920, 48213, 48312, 53570, 53680, 58440, 59414, 60390, 64284, 70128, 80355, 80520, 85712, 87660, 89121, 96426, 96624, 107140, 116880, 118828, 120780, 128568, 148535, 160710, 161040, 175320, 178242, 192852, 214280, 237656, 241065, 241560, 257136, 267363, 297070, 321420, 326777, 350640, 356484, 385704, 428560, 445605, 475312, 482130, 483120, 534726, 594140, 642840, 653554, 712968, 771408, 891210, 964260, 980331, 1069452, 1188280, 1285680, 1307108, 1336815, 1425936, 1633885, 1782420, 1928520, 1960662, 2138904, 2376560, 2614216, 2673630, 2940993, 3267770, 3564840, 3857040, 3921324, 4277808, 4901655, 5228432, 5347260, 5881986, 6535540, 7129680, 7842648, 9803310, 10694520, 11763972, 13071080, 14704965, 15685296, 19606620, 21389040, 23527944, 26142160, 29409930, 39213240, 47055888, 58819860, 78426480, 117639720, 235279440]

約数ペア:

[(1, 235279440), (2, 117639720), (3, 78426480), (4, 58819860), (5, 47055888), (6, 39213240), (8, 29409930), (9, 26142160), (10, 23527944), (11, 21389040), (12, 19606620), (15, 15685296), (16, 14704965), (18, 13071080), (20, 11763972), (22, 10694520), (24, 9803310), (30, 7842648), (33, 7129680), (36, 6535540), (40, 5881986), (44, 5347260), (45, 5228432), (48, 4901655), (55, 4277808), (60, 3921324), (61, 3857040), (66, 3564840), (72, 3267770), (80, 2940993), (88, 2673630), (90, 2614216), (99, 2376560), (110, 2138904), (120, 1960662), (122, 1928520), (132, 1782420), (144, 1633885), (165, 1425936), (176, 1336815), (180, 1307108), (183, 1285680), (198, 1188280), (220, 1069452), (240, 980331), (244, 964260), (264, 891210), (305, 771408), (330, 712968), (360, 653554), (366, 642840), (396, 594140), (440, 534726), (487, 483120), (488, 482130), (495, 475312), (528, 445605), (549, 428560), (610, 385704), (660, 356484), (671, 350640), (720, 326777), (732, 321420), (792, 297070), (880, 267363), (915, 257136), (974, 241560), (976, 241065), (990, 237656), (1098, 214280), (1220, 192852), (1320, 178242), (1342, 175320), (1461, 161040), (1464, 160710), (1584, 148535), (1830, 128568), (1948, 120780), (1980, 118828), (2013, 116880), (2196, 107140), (2435, 96624), (2440, 96426), (2640, 89121), (2684, 87660), (2745, 85712), (2922, 80520), (2928, 80355), (3355, 70128), (3660, 64284), (3896, 60390), (3960, 59414), (4026, 58440), (4383, 53680), (4392, 53570), (4870, 48312), (4880, 48213), (5357, 43920), (5368, 43830), (5490, 42856), (5844, 40260), (6039, 38960), (6710, 35064), (7305, 32208), (7320, 32142), (7792, 30195), (7920, 29707), (8052, 29220), (8766, 26840), (8784, 26785), (9740, 24156), (10065, 23376), (10714, 21960), (10736, 21915), (10980, 21428), (11688, 20130), (12078, 19480), (13420, 17532), (14610, 16104), (14640, 16071)]