142430120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 385689600

約数和(自身を除く): 243259480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 244, 248, 269, 280, 305, 310, 427, 434, 488, 538, 610, 620, 854, 868, 1076, 1085, 1220, 1240, 1345, 1708, 1736, 1883, 1891, 2135, 2152, 2170, 2440, 2690, 3416, 3766, 3782, 4270, 4340, 5380, 7532, 7564, 8339, 8540, 8680, 9415, 9455, 10760, 13237, 15064, 15128, 16409, 16678, 17080, 18830, 18910, 26474, 32818, 33356, 37660, 37820, 41695, 52948, 58373, 65636, 66185, 66712, 75320, 75640, 82045, 83390, 105896, 114863, 116746, 131272, 132370, 164090, 166780, 229726, 233492, 264740, 291865, 328180, 333560, 459452, 466984, 508679, 529480, 574315, 583730, 656360, 918904, 1017358, 1148630, 1167460, 2034716, 2297260, 2334920, 2543395, 3560753, 4069432, 4594520, 5086790, 7121506, 10173580, 14243012, 17803765, 20347160, 28486024, 35607530, 71215060, 142430120]

約数ペア:

[(1, 142430120), (2, 71215060), (4, 35607530), (5, 28486024), (7, 20347160), (8, 17803765), (10, 14243012), (14, 10173580), (20, 7121506), (28, 5086790), (31, 4594520), (35, 4069432), (40, 3560753), (56, 2543395), (61, 2334920), (62, 2297260), (70, 2034716), (122, 1167460), (124, 1148630), (140, 1017358), (155, 918904), (217, 656360), (244, 583730), (248, 574315), (269, 529480), (280, 508679), (305, 466984), (310, 459452), (427, 333560), (434, 328180), (488, 291865), (538, 264740), (610, 233492), (620, 229726), (854, 166780), (868, 164090), (1076, 132370), (1085, 131272), (1220, 116746), (1240, 114863), (1345, 105896), (1708, 83390), (1736, 82045), (1883, 75640), (1891, 75320), (2135, 66712), (2152, 66185), (2170, 65636), (2440, 58373), (2690, 52948), (3416, 41695), (3766, 37820), (3782, 37660), (4270, 33356), (4340, 32818), (5380, 26474), (7532, 18910), (7564, 18830), (8339, 17080), (8540, 16678), (8680, 16409), (9415, 15128), (9455, 15064), (10760, 13237)]