38991480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 129254400

約数和(自身を除く): 90262920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 109, 110, 120, 132, 165, 218, 220, 264, 271, 327, 330, 436, 440, 542, 545, 654, 660, 813, 872, 1084, 1090, 1199, 1308, 1320, 1355, 1626, 1635, 2168, 2180, 2398, 2616, 2710, 2981, 3252, 3270, 3597, 4065, 4360, 4796, 5420, 5962, 5995, 6504, 6540, 7194, 8130, 8943, 9592, 10840, 11924, 11990, 13080, 14388, 14905, 16260, 17886, 17985, 23848, 23980, 28776, 29539, 29810, 32520, 35772, 35970, 44715, 47960, 59078, 59620, 71544, 71940, 88617, 89430, 118156, 119240, 143880, 147695, 177234, 178860, 236312, 295390, 324929, 354468, 357720, 443085, 590780, 649858, 708936, 886170, 974787, 1181560, 1299716, 1624645, 1772340, 1949574, 2599432, 3249290, 3544680, 3899148, 4873935, 6498580, 7798296, 9747870, 12997160, 19495740, 38991480]

約数ペア:

[(1, 38991480), (2, 19495740), (3, 12997160), (4, 9747870), (5, 7798296), (6, 6498580), (8, 4873935), (10, 3899148), (11, 3544680), (12, 3249290), (15, 2599432), (20, 1949574), (22, 1772340), (24, 1624645), (30, 1299716), (33, 1181560), (40, 974787), (44, 886170), (55, 708936), (60, 649858), (66, 590780), (88, 443085), (109, 357720), (110, 354468), (120, 324929), (132, 295390), (165, 236312), (218, 178860), (220, 177234), (264, 147695), (271, 143880), (327, 119240), (330, 118156), (436, 89430), (440, 88617), (542, 71940), (545, 71544), (654, 59620), (660, 59078), (813, 47960), (872, 44715), (1084, 35970), (1090, 35772), (1199, 32520), (1308, 29810), (1320, 29539), (1355, 28776), (1626, 23980), (1635, 23848), (2168, 17985), (2180, 17886), (2398, 16260), (2616, 14905), (2710, 14388), (2981, 13080), (3252, 11990), (3270, 11924), (3597, 10840), (4065, 9592), (4360, 8943), (4796, 8130), (5420, 7194), (5962, 6540), (5995, 6504)]