755125280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 288

約数和(自身を含む): 2316625920

約数和(自身を除く): 1561500640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 239, 245, 248, 260, 280, 310, 364, 392, 403, 416, 434, 455, 478, 490, 496, 520, 560, 620, 637, 728, 784, 806, 868, 910, 956, 980, 992, 1040, 1085, 1120, 1195, 1240, 1274, 1456, 1519, 1568, 1612, 1673, 1736, 1820, 1912, 1960, 2015, 2080, 2170, 2390, 2480, 2548, 2821, 2912, 3038, 3107, 3185, 3224, 3346, 3472, 3640, 3824, 3920, 4030, 4340, 4780, 4960, 5096, 5642, 6076, 6214, 6370, 6448, 6692, 6944, 7280, 7409, 7595, 7648, 7840, 8060, 8365, 8680, 9560, 10192, 11284, 11711, 12152, 12428, 12740, 12896, 13384, 14105, 14560, 14818, 15190, 15535, 16120, 16730, 17360, 19120, 19747, 20384, 21749, 22568, 23422, 24304, 24856, 25480, 26768, 28210, 29636, 30380, 31070, 32240, 33460, 34720, 37045, 38240, 39494, 43498, 45136, 46844, 48608, 49712, 50960, 51863, 53536, 56420, 58555, 59272, 60760, 62140, 64480, 66920, 74090, 78988, 86996, 90272, 93688, 96317, 98735, 99424, 101920, 103726, 108745, 112840, 117110, 118544, 121520, 124280, 133840, 148180, 152243, 157976, 173992, 187376, 192634, 197470, 207452, 217490, 225680, 234220, 237088, 243040, 248560, 259315, 267680, 296360, 304486, 315952, 347984, 363041, 374752, 385268, 394940, 414904, 434980, 451360, 468440, 481585, 497120, 518630, 592720, 608972, 631904, 674219, 695968, 726082, 761215, 770536, 789880, 829808, 869960, 936880, 963170, 1037260, 1185440, 1217944, 1348438, 1452164, 1522430, 1541072, 1579760, 1659616, 1739920, 1815205, 1873760, 1926340, 2074520, 2435888, 2696876, 2904328, 3044860, 3082144, 3159520, 3371095, 3479840, 3630410, 3852680, 4149040, 4719533, 4871776, 5393752, 5808656, 6089720, 6742190, 7260820, 7705360, 8298080, 9439066, 10787504, 11617312, 12179440, 13484380, 14521640, 15410720, 18878132, 21575008, 23597665, 24358880, 26968760, 29043280, 37756264, 47195330, 53937520, 58086560, 75512528, 94390660, 107875040, 151025056, 188781320, 377562640, 755125280]

約数ペア:

[(1, 755125280), (2, 377562640), (4, 188781320), (5, 151025056), (7, 107875040), (8, 94390660), (10, 75512528), (13, 58086560), (14, 53937520), (16, 47195330), (20, 37756264), (26, 29043280), (28, 26968760), (31, 24358880), (32, 23597665), (35, 21575008), (40, 18878132), (49, 15410720), (52, 14521640), (56, 13484380), (62, 12179440), (65, 11617312), (70, 10787504), (80, 9439066), (91, 8298080), (98, 7705360), (104, 7260820), (112, 6742190), (124, 6089720), (130, 5808656), (140, 5393752), (155, 4871776), (160, 4719533), (182, 4149040), (196, 3852680), (208, 3630410), (217, 3479840), (224, 3371095), (239, 3159520), (245, 3082144), (248, 3044860), (260, 2904328), (280, 2696876), (310, 2435888), (364, 2074520), (392, 1926340), (403, 1873760), (416, 1815205), (434, 1739920), (455, 1659616), (478, 1579760), (490, 1541072), (496, 1522430), (520, 1452164), (560, 1348438), (620, 1217944), (637, 1185440), (728, 1037260), (784, 963170), (806, 936880), (868, 869960), (910, 829808), (956, 789880), (980, 770536), (992, 761215), (1040, 726082), (1085, 695968), (1120, 674219), (1195, 631904), (1240, 608972), (1274, 592720), (1456, 518630), (1519, 497120), (1568, 481585), (1612, 468440), (1673, 451360), (1736, 434980), (1820, 414904), (1912, 394940), (1960, 385268), (2015, 374752), (2080, 363041), (2170, 347984), (2390, 315952), (2480, 304486), (2548, 296360), (2821, 267680), (2912, 259315), (3038, 248560), (3107, 243040), (3185, 237088), (3224, 234220), (3346, 225680), (3472, 217490), (3640, 207452), (3824, 197470), (3920, 192634), (4030, 187376), (4340, 173992), (4780, 157976), (4960, 152243), (5096, 148180), (5642, 133840), (6076, 124280), (6214, 121520), (6370, 118544), (6448, 117110), (6692, 112840), (6944, 108745), (7280, 103726), (7409, 101920), (7595, 99424), (7648, 98735), (7840, 96317), (8060, 93688), (8365, 90272), (8680, 86996), (9560, 78988), (10192, 74090), (11284, 66920), (11711, 64480), (12152, 62140), (12428, 60760), (12740, 59272), (12896, 58555), (13384, 56420), (14105, 53536), (14560, 51863), (14818, 50960), (15190, 49712), (15535, 48608), (16120, 46844), (16730, 45136), (17360, 43498), (19120, 39494), (19747, 38240), (20384, 37045), (21749, 34720), (22568, 33460), (23422, 32240), (24304, 31070), (24856, 30380), (25480, 29636), (26768, 28210)]