31429800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:960

約数の個数: 144

約数和(自身を含む): 111228000

約数和(自身を除く): 79798200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 855, 900, 919, 950, 1140, 1368, 1425, 1710, 1800, 1838, 1900, 2280, 2757, 2850, 3420, 3676, 3800, 4275, 4595, 5514, 5700, 6840, 7352, 8271, 8550, 9190, 11028, 11400, 13785, 16542, 17100, 17461, 18380, 22056, 22975, 27570, 33084, 34200, 34922, 36760, 41355, 45950, 52383, 55140, 66168, 68925, 69844, 82710, 87305, 91900, 104766, 110280, 137850, 139688, 157149, 165420, 174610, 183800, 206775, 209532, 261915, 275700, 314298, 330840, 349220, 413550, 419064, 436525, 523830, 551400, 628596, 698440, 785745, 827100, 873050, 1047660, 1257192, 1309575, 1571490, 1654200, 1746100, 2095320, 2619150, 3142980, 3492200, 3928725, 5238300, 6285960, 7857450, 10476600, 15714900, 31429800]

約数ペア:

[(1, 31429800), (2, 15714900), (3, 10476600), (4, 7857450), (5, 6285960), (6, 5238300), (8, 3928725), (9, 3492200), (10, 3142980), (12, 2619150), (15, 2095320), (18, 1746100), (19, 1654200), (20, 1571490), (24, 1309575), (25, 1257192), (30, 1047660), (36, 873050), (38, 827100), (40, 785745), (45, 698440), (50, 628596), (57, 551400), (60, 523830), (72, 436525), (75, 419064), (76, 413550), (90, 349220), (95, 330840), (100, 314298), (114, 275700), (120, 261915), (150, 209532), (152, 206775), (171, 183800), (180, 174610), (190, 165420), (200, 157149), (225, 139688), (228, 137850), (285, 110280), (300, 104766), (342, 91900), (360, 87305), (380, 82710), (450, 69844), (456, 68925), (475, 66168), (570, 55140), (600, 52383), (684, 45950), (760, 41355), (855, 36760), (900, 34922), (919, 34200), (950, 33084), (1140, 27570), (1368, 22975), (1425, 22056), (1710, 18380), (1800, 17461), (1838, 17100), (1900, 16542), (2280, 13785), (2757, 11400), (2850, 11028), (3420, 9190), (3676, 8550), (3800, 8271), (4275, 7352), (4595, 6840), (5514, 5700)]