15656940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6691}}^1$

素因数の和:6719

約数の個数: 72

約数和(自身を含む): 51153648

約数和(自身を除く): 35496708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6691, 13382, 20073, 26764, 33455, 40146, 60219, 66910, 80292, 86983, 100365, 120438, 133820, 173966, 200730, 240876, 260949, 301095, 347932, 401460, 434915, 521898, 602190, 782847, 869830, 1043796, 1204380, 1304745, 1565694, 1739660, 2609490, 3131388, 3914235, 5218980, 7828470, 15656940]

約数ペア:

[(1, 15656940), (2, 7828470), (3, 5218980), (4, 3914235), (5, 3131388), (6, 2609490), (9, 1739660), (10, 1565694), (12, 1304745), (13, 1204380), (15, 1043796), (18, 869830), (20, 782847), (26, 602190), (30, 521898), (36, 434915), (39, 401460), (45, 347932), (52, 301095), (60, 260949), (65, 240876), (78, 200730), (90, 173966), (117, 133820), (130, 120438), (156, 100365), (180, 86983), (195, 80292), (234, 66910), (260, 60219), (390, 40146), (468, 33455), (585, 26764), (780, 20073), (1170, 13382), (2340, 6691)]