287474940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28019}}^1$

素因数の和:28056

約数の個数: 96

約数和(自身を含む): 941472000

約数和(自身を除く): 653997060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 28019, 56038, 84057, 112076, 140095, 168114, 252171, 280190, 336228, 420285, 504342, 532361, 560380, 756513, 840570, 1008684, 1064722, 1260855, 1513026, 1597083, 1681140, 2129444, 2521710, 2661805, 3026052, 3194166, 3782565, 4791249, 5043420, 5323610, 6388332, 7565130, 7985415, 9582498, 10647220, 14373747, 15130260, 15970830, 19164996, 23956245, 28747494, 31941660, 47912490, 57494988, 71868735, 95824980, 143737470, 287474940]

約数ペア:

[(1, 287474940), (2, 143737470), (3, 95824980), (4, 71868735), (5, 57494988), (6, 47912490), (9, 31941660), (10, 28747494), (12, 23956245), (15, 19164996), (18, 15970830), (19, 15130260), (20, 14373747), (27, 10647220), (30, 9582498), (36, 7985415), (38, 7565130), (45, 6388332), (54, 5323610), (57, 5043420), (60, 4791249), (76, 3782565), (90, 3194166), (95, 3026052), (108, 2661805), (114, 2521710), (135, 2129444), (171, 1681140), (180, 1597083), (190, 1513026), (228, 1260855), (270, 1064722), (285, 1008684), (342, 840570), (380, 756513), (513, 560380), (540, 532361), (570, 504342), (684, 420285), (855, 336228), (1026, 280190), (1140, 252171), (1710, 168114), (2052, 140095), (2565, 112076), (3420, 84057), (5130, 56038), (10260, 28019)]