15198260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 25444300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 139, 140, 142, 154, 220, 278, 284, 308, 355, 385, 497, 556, 695, 710, 770, 781, 973, 994, 1390, 1420, 1529, 1540, 1562, 1946, 1988, 2485, 2780, 3058, 3124, 3892, 3905, 4865, 4970, 5467, 6116, 7645, 7810, 9730, 9869, 9940, 10703, 10934, 15290, 15620, 19460, 19738, 21406, 21868, 27335, 30580, 39476, 42812, 49345, 53515, 54670, 69083, 98690, 107030, 108559, 109340, 138166, 197380, 214060, 217118, 276332, 345415, 434236, 542795, 690830, 759913, 1085590, 1381660, 1519826, 2171180, 3039652, 3799565, 7599130, 15198260]

約数ペア:

[(1, 15198260), (2, 7599130), (4, 3799565), (5, 3039652), (7, 2171180), (10, 1519826), (11, 1381660), (14, 1085590), (20, 759913), (22, 690830), (28, 542795), (35, 434236), (44, 345415), (55, 276332), (70, 217118), (71, 214060), (77, 197380), (110, 138166), (139, 109340), (140, 108559), (142, 107030), (154, 98690), (220, 69083), (278, 54670), (284, 53515), (308, 49345), (355, 42812), (385, 39476), (497, 30580), (556, 27335), (695, 21868), (710, 21406), (770, 19738), (781, 19460), (973, 15620), (994, 15290), (1390, 10934), (1420, 10703), (1529, 9940), (1540, 9869), (1562, 9730), (1946, 7810), (1988, 7645), (2485, 6116), (2780, 5467), (3058, 4970), (3124, 4865), (3892, 3905)]