54579140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 149615424

約数和(自身を除く): 95036284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 61, 70, 77, 83, 98, 110, 122, 140, 154, 166, 196, 220, 244, 245, 305, 308, 332, 385, 415, 427, 490, 539, 581, 610, 671, 770, 830, 854, 913, 980, 1078, 1162, 1220, 1342, 1540, 1660, 1708, 1826, 2135, 2156, 2324, 2684, 2695, 2905, 2989, 3355, 3652, 4067, 4270, 4565, 4697, 5063, 5390, 5810, 5978, 6391, 6710, 8134, 8540, 9130, 9394, 10126, 10780, 11620, 11956, 12782, 13420, 14945, 16268, 18260, 18788, 20252, 20335, 23485, 25315, 25564, 29890, 31955, 32879, 35441, 40670, 44737, 46970, 50630, 55693, 59780, 63910, 65758, 70882, 81340, 89474, 93940, 101260, 111386, 127820, 131516, 141764, 164395, 177205, 178948, 222772, 223685, 248087, 278465, 328790, 354410, 389851, 447370, 496174, 556930, 657580, 708820, 779702, 894740, 992348, 1113860, 1240435, 1559404, 1949255, 2480870, 2728957, 3898510, 4961740, 5457914, 7797020, 10915828, 13644785, 27289570, 54579140]

約数ペア:

[(1, 54579140), (2, 27289570), (4, 13644785), (5, 10915828), (7, 7797020), (10, 5457914), (11, 4961740), (14, 3898510), (20, 2728957), (22, 2480870), (28, 1949255), (35, 1559404), (44, 1240435), (49, 1113860), (55, 992348), (61, 894740), (70, 779702), (77, 708820), (83, 657580), (98, 556930), (110, 496174), (122, 447370), (140, 389851), (154, 354410), (166, 328790), (196, 278465), (220, 248087), (244, 223685), (245, 222772), (305, 178948), (308, 177205), (332, 164395), (385, 141764), (415, 131516), (427, 127820), (490, 111386), (539, 101260), (581, 93940), (610, 89474), (671, 81340), (770, 70882), (830, 65758), (854, 63910), (913, 59780), (980, 55693), (1078, 50630), (1162, 46970), (1220, 44737), (1342, 40670), (1540, 35441), (1660, 32879), (1708, 31955), (1826, 29890), (2135, 25564), (2156, 25315), (2324, 23485), (2684, 20335), (2695, 20252), (2905, 18788), (2989, 18260), (3355, 16268), (3652, 14945), (4067, 13420), (4270, 12782), (4565, 11956), (4697, 11620), (5063, 10780), (5390, 10126), (5810, 9394), (5978, 9130), (6391, 8540), (6710, 8134)]