281014920

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 224

約数和(自身を含む): 991569600

約数和(自身を除く): 710554680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 243, 270, 276, 324, 345, 360, 405, 414, 419, 460, 486, 540, 552, 621, 648, 690, 729, 810, 828, 838, 920, 972, 1035, 1080, 1215, 1242, 1257, 1380, 1458, 1620, 1656, 1676, 1863, 1944, 2070, 2095, 2430, 2484, 2514, 2760, 2916, 3105, 3240, 3352, 3645, 3726, 3771, 4140, 4190, 4860, 4968, 5028, 5589, 5832, 6210, 6285, 7290, 7452, 7542, 8280, 8380, 9315, 9637, 9720, 10056, 11178, 11313, 12420, 12570, 14580, 14904, 15084, 16760, 16767, 18630, 18855, 19274, 22356, 22626, 24840, 25140, 27945, 28911, 29160, 30168, 33534, 33939, 37260, 37710, 38548, 44712, 45252, 48185, 50280, 55890, 56565, 57822, 67068, 67878, 74520, 75420, 77096, 83835, 86733, 90504, 96370, 101817, 111780, 113130, 115644, 134136, 135756, 144555, 150840, 167670, 169695, 173466, 192740, 203634, 223560, 226260, 231288, 260199, 271512, 289110, 305451, 335340, 339390, 346932, 385480, 407268, 433665, 452520, 509085, 520398, 578220, 610902, 670680, 678780, 693864, 780597, 814536, 867330, 1018170, 1040796, 1156440, 1221804, 1300995, 1357560, 1527255, 1561194, 1734660, 2036340, 2081592, 2341791, 2443608, 2601990, 3054510, 3122388, 3469320, 3902985, 4072680, 4683582, 5203980, 6109020, 6244776, 7025373, 7805970, 9367164, 10407960, 11708955, 12218040, 14050746, 15611940, 18734328, 23417910, 28101492, 31223880, 35126865, 46835820, 56202984, 70253730, 93671640, 140507460, 281014920]

約数ペア:

[(1, 281014920), (2, 140507460), (3, 93671640), (4, 70253730), (5, 56202984), (6, 46835820), (8, 35126865), (9, 31223880), (10, 28101492), (12, 23417910), (15, 18734328), (18, 15611940), (20, 14050746), (23, 12218040), (24, 11708955), (27, 10407960), (30, 9367164), (36, 7805970), (40, 7025373), (45, 6244776), (46, 6109020), (54, 5203980), (60, 4683582), (69, 4072680), (72, 3902985), (81, 3469320), (90, 3122388), (92, 3054510), (108, 2601990), (115, 2443608), (120, 2341791), (135, 2081592), (138, 2036340), (162, 1734660), (180, 1561194), (184, 1527255), (207, 1357560), (216, 1300995), (230, 1221804), (243, 1156440), (270, 1040796), (276, 1018170), (324, 867330), (345, 814536), (360, 780597), (405, 693864), (414, 678780), (419, 670680), (460, 610902), (486, 578220), (540, 520398), (552, 509085), (621, 452520), (648, 433665), (690, 407268), (729, 385480), (810, 346932), (828, 339390), (838, 335340), (920, 305451), (972, 289110), (1035, 271512), (1080, 260199), (1215, 231288), (1242, 226260), (1257, 223560), (1380, 203634), (1458, 192740), (1620, 173466), (1656, 169695), (1676, 167670), (1863, 150840), (1944, 144555), (2070, 135756), (2095, 134136), (2430, 115644), (2484, 113130), (2514, 111780), (2760, 101817), (2916, 96370), (3105, 90504), (3240, 86733), (3352, 83835), (3645, 77096), (3726, 75420), (3771, 74520), (4140, 67878), (4190, 67068), (4860, 57822), (4968, 56565), (5028, 55890), (5589, 50280), (5832, 48185), (6210, 45252), (6285, 44712), (7290, 38548), (7452, 37710), (7542, 37260), (8280, 33939), (8380, 33534), (9315, 30168), (9637, 29160), (9720, 28911), (10056, 27945), (11178, 25140), (11313, 24840), (12420, 22626), (12570, 22356), (14580, 19274), (14904, 18855), (15084, 18630), (16760, 16767)]