38741940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 124540416

約数和(自身を除く): 85798476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 53, 60, 62, 90, 93, 106, 124, 131, 155, 159, 180, 186, 212, 262, 265, 279, 310, 318, 372, 393, 465, 477, 524, 530, 558, 620, 636, 655, 786, 795, 930, 954, 1060, 1116, 1179, 1310, 1395, 1572, 1590, 1643, 1860, 1908, 1965, 2358, 2385, 2620, 2790, 3180, 3286, 3930, 4061, 4716, 4770, 4929, 5580, 5895, 6572, 6943, 7860, 8122, 8215, 9540, 9858, 11790, 12183, 13886, 14787, 16244, 16430, 19716, 20305, 20829, 23580, 24366, 24645, 27772, 29574, 32860, 34715, 36549, 40610, 41658, 48732, 49290, 59148, 60915, 62487, 69430, 73098, 73935, 81220, 83316, 98580, 104145, 121830, 124974, 138860, 146196, 147870, 182745, 208290, 215233, 243660, 249948, 295740, 312435, 365490, 416580, 430466, 624870, 645699, 730980, 860932, 1076165, 1249740, 1291398, 1937097, 2152330, 2582796, 3228495, 3874194, 4304660, 6456990, 7748388, 9685485, 12913980, 19370970, 38741940]

約数ペア:

[(1, 38741940), (2, 19370970), (3, 12913980), (4, 9685485), (5, 7748388), (6, 6456990), (9, 4304660), (10, 3874194), (12, 3228495), (15, 2582796), (18, 2152330), (20, 1937097), (30, 1291398), (31, 1249740), (36, 1076165), (45, 860932), (53, 730980), (60, 645699), (62, 624870), (90, 430466), (93, 416580), (106, 365490), (124, 312435), (131, 295740), (155, 249948), (159, 243660), (180, 215233), (186, 208290), (212, 182745), (262, 147870), (265, 146196), (279, 138860), (310, 124974), (318, 121830), (372, 104145), (393, 98580), (465, 83316), (477, 81220), (524, 73935), (530, 73098), (558, 69430), (620, 62487), (636, 60915), (655, 59148), (786, 49290), (795, 48732), (930, 41658), (954, 40610), (1060, 36549), (1116, 34715), (1179, 32860), (1310, 29574), (1395, 27772), (1572, 24645), (1590, 24366), (1643, 23580), (1860, 20829), (1908, 20305), (1965, 19716), (2358, 16430), (2385, 16244), (2620, 14787), (2790, 13886), (3180, 12183), (3286, 11790), (3930, 9858), (4061, 9540), (4716, 8215), (4770, 8122), (4929, 7860), (5580, 6943), (5895, 6572)]