31624740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1362

約数の個数: 144

約数和(自身を含む): 115489920

約数和(自身を除く): 83865180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1321, 1330, 1596, 1710, 1995, 2394, 2642, 2660, 3420, 3963, 3990, 4788, 5284, 5985, 6605, 7926, 7980, 9247, 11889, 11970, 13210, 15852, 18494, 19815, 23778, 23940, 25099, 26420, 27741, 36988, 39630, 46235, 47556, 50198, 55482, 59445, 75297, 79260, 83223, 92470, 100396, 110964, 118890, 125495, 138705, 150594, 166446, 175693, 184940, 225891, 237780, 250990, 277410, 301188, 332892, 351386, 376485, 416115, 451782, 501980, 527079, 554820, 702772, 752970, 832230, 878465, 903564, 1054158, 1129455, 1505940, 1581237, 1664460, 1756930, 2108316, 2258910, 2635395, 3162474, 3513860, 4517820, 5270790, 6324948, 7906185, 10541580, 15812370, 31624740]

約数ペア:

[(1, 31624740), (2, 15812370), (3, 10541580), (4, 7906185), (5, 6324948), (6, 5270790), (7, 4517820), (9, 3513860), (10, 3162474), (12, 2635395), (14, 2258910), (15, 2108316), (18, 1756930), (19, 1664460), (20, 1581237), (21, 1505940), (28, 1129455), (30, 1054158), (35, 903564), (36, 878465), (38, 832230), (42, 752970), (45, 702772), (57, 554820), (60, 527079), (63, 501980), (70, 451782), (76, 416115), (84, 376485), (90, 351386), (95, 332892), (105, 301188), (114, 277410), (126, 250990), (133, 237780), (140, 225891), (171, 184940), (180, 175693), (190, 166446), (210, 150594), (228, 138705), (252, 125495), (266, 118890), (285, 110964), (315, 100396), (342, 92470), (380, 83223), (399, 79260), (420, 75297), (532, 59445), (570, 55482), (630, 50198), (665, 47556), (684, 46235), (798, 39630), (855, 36988), (1140, 27741), (1197, 26420), (1260, 25099), (1321, 23940), (1330, 23778), (1596, 19815), (1710, 18494), (1995, 15852), (2394, 13210), (2642, 11970), (2660, 11889), (3420, 9247), (3963, 7980), (3990, 7926), (4788, 6605), (5284, 5985)]