196647880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1175

約数の個数: 128

約数和(自身を含む): 537062400

約数和(自身を除く): 340414520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1109, 1144, 1240, 1364, 1430, 1612, 1705, 2015, 2218, 2728, 2860, 3224, 3410, 4030, 4433, 4436, 5545, 5720, 6820, 8060, 8866, 8872, 11090, 12199, 13640, 14417, 16120, 17732, 22165, 22180, 24398, 28834, 34379, 35464, 44330, 44360, 48796, 57668, 60995, 68758, 72085, 88660, 97592, 115336, 121990, 137516, 144170, 158587, 171895, 177320, 243980, 275032, 288340, 317174, 343790, 378169, 446927, 487960, 576680, 634348, 687580, 756338, 792935, 893854, 1268696, 1375160, 1512676, 1585870, 1787708, 1890845, 2234635, 3025352, 3171740, 3575416, 3781690, 4469270, 4916197, 6343480, 7563380, 8938540, 9832394, 15126760, 17877080, 19664788, 24580985, 39329576, 49161970, 98323940, 196647880]

約数ペア:

[(1, 196647880), (2, 98323940), (4, 49161970), (5, 39329576), (8, 24580985), (10, 19664788), (11, 17877080), (13, 15126760), (20, 9832394), (22, 8938540), (26, 7563380), (31, 6343480), (40, 4916197), (44, 4469270), (52, 3781690), (55, 3575416), (62, 3171740), (65, 3025352), (88, 2234635), (104, 1890845), (110, 1787708), (124, 1585870), (130, 1512676), (143, 1375160), (155, 1268696), (220, 893854), (248, 792935), (260, 756338), (286, 687580), (310, 634348), (341, 576680), (403, 487960), (440, 446927), (520, 378169), (572, 343790), (620, 317174), (682, 288340), (715, 275032), (806, 243980), (1109, 177320), (1144, 171895), (1240, 158587), (1364, 144170), (1430, 137516), (1612, 121990), (1705, 115336), (2015, 97592), (2218, 88660), (2728, 72085), (2860, 68758), (3224, 60995), (3410, 57668), (4030, 48796), (4433, 44360), (4436, 44330), (5545, 35464), (5720, 34379), (6820, 28834), (8060, 24398), (8866, 22180), (8872, 22165), (11090, 17732), (12199, 16120), (13640, 14417)]