20682747900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{1931}}^1\times {\mathrm{3967}}^1$

素因数の和:5921

約数の個数: 144

約数和(自身を含む): 66542407680

約数和(自身を除く): 45859659780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 1931, 2700, 3862, 3967, 5793, 7724, 7934, 9655, 11586, 11901, 15868, 17379, 19310, 19835, 23172, 23802, 28965, 34758, 35703, 38620, 39670, 47604, 48275, 52137, 57930, 59505, 69516, 71406, 79340, 86895, 96550, 99175, 104274, 107109, 115860, 119010, 142812, 144825, 173790, 178515, 193100, 198350, 208548, 214218, 238020, 260685, 289650, 297525, 347580, 357030, 396700, 428436, 434475, 521370, 535545, 579300, 595050, 714060, 868950, 892575, 1042740, 1071090, 1190100, 1303425, 1737900, 1785150, 2142180, 2606850, 2677725, 3570300, 5213700, 5355450, 7660277, 10710900, 15320554, 22980831, 30641108, 38301385, 45961662, 68942493, 76602770, 91923324, 114904155, 137884986, 153205540, 191506925, 206827479, 229808310, 275769972, 344712465, 383013850, 413654958, 459616620, 574520775, 689424930, 766027700, 827309916, 1034137395, 1149041550, 1378849860, 1723562325, 2068274790, 2298083100, 3447124650, 4136549580, 5170686975, 6894249300, 10341373950, 20682747900]

約数ペア:

[(1, 20682747900), (2, 10341373950), (3, 6894249300), (4, 5170686975), (5, 4136549580), (6, 3447124650), (9, 2298083100), (10, 2068274790), (12, 1723562325), (15, 1378849860), (18, 1149041550), (20, 1034137395), (25, 827309916), (27, 766027700), (30, 689424930), (36, 574520775), (45, 459616620), (50, 413654958), (54, 383013850), (60, 344712465), (75, 275769972), (90, 229808310), (100, 206827479), (108, 191506925), (135, 153205540), (150, 137884986), (180, 114904155), (225, 91923324), (270, 76602770), (300, 68942493), (450, 45961662), (540, 38301385), (675, 30641108), (900, 22980831), (1350, 15320554), (1931, 10710900), (2700, 7660277), (3862, 5355450), (3967, 5213700), (5793, 3570300), (7724, 2677725), (7934, 2606850), (9655, 2142180), (11586, 1785150), (11901, 1737900), (15868, 1303425), (17379, 1190100), (19310, 1071090), (19835, 1042740), (23172, 892575), (23802, 868950), (28965, 714060), (34758, 595050), (35703, 579300), (38620, 535545), (39670, 521370), (47604, 434475), (48275, 428436), (52137, 396700), (57930, 357030), (59505, 347580), (69516, 297525), (71406, 289650), (79340, 260685), (86895, 238020), (96550, 214218), (99175, 208548), (104274, 198350), (107109, 193100), (115860, 178515), (119010, 173790), (142812, 144825)]