21417284880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1565591}}^1$

素因数の和:1565629

約数の個数: 120

約数和(自身を含む): 75712029120

約数和(自身を除く): 54294744240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 1565591, 3131182, 4696773, 6262364, 7827955, 9393546, 12524728, 14090319, 15655910, 18787092, 23483865, 25049456, 28180638, 29746229, 31311820, 37574184, 46967730, 56361276, 59492458, 62623640, 70451595, 75148368, 89238687, 93935460, 112722552, 118984916, 125247280, 140903190, 148731145, 178477374, 187870920, 225445104, 237969832, 267716061, 281806380, 297462290, 356954748, 375741840, 446193435, 475939664, 535432122, 563612760, 594924580, 713909496, 892386870, 1070864244, 1127225520, 1189849160, 1338580305, 1427818992, 1784773740, 2141728488, 2379698320, 2677160610, 3569547480, 4283456976, 5354321220, 7139094960, 10708642440, 21417284880]

約数ペア:

[(1, 21417284880), (2, 10708642440), (3, 7139094960), (4, 5354321220), (5, 4283456976), (6, 3569547480), (8, 2677160610), (9, 2379698320), (10, 2141728488), (12, 1784773740), (15, 1427818992), (16, 1338580305), (18, 1189849160), (19, 1127225520), (20, 1070864244), (24, 892386870), (30, 713909496), (36, 594924580), (38, 563612760), (40, 535432122), (45, 475939664), (48, 446193435), (57, 375741840), (60, 356954748), (72, 297462290), (76, 281806380), (80, 267716061), (90, 237969832), (95, 225445104), (114, 187870920), (120, 178477374), (144, 148731145), (152, 140903190), (171, 125247280), (180, 118984916), (190, 112722552), (228, 93935460), (240, 89238687), (285, 75148368), (304, 70451595), (342, 62623640), (360, 59492458), (380, 56361276), (456, 46967730), (570, 37574184), (684, 31311820), (720, 29746229), (760, 28180638), (855, 25049456), (912, 23483865), (1140, 18787092), (1368, 15655910), (1520, 14090319), (1710, 12524728), (2280, 9393546), (2736, 7827955), (3420, 6262364), (4560, 4696773), (6840, 3131182), (13680, 1565591)]