29668880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 73656000

約数和(自身を除く): 43987120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 131, 149, 152, 190, 262, 298, 304, 380, 524, 596, 655, 745, 760, 1048, 1192, 1310, 1490, 1520, 2096, 2384, 2489, 2620, 2831, 2980, 4978, 5240, 5662, 5960, 9956, 10480, 11324, 11920, 12445, 14155, 19519, 19912, 22648, 24890, 28310, 39038, 39824, 45296, 49780, 56620, 78076, 97595, 99560, 113240, 156152, 195190, 199120, 226480, 312304, 370861, 390380, 741722, 780760, 1483444, 1561520, 1854305, 2966888, 3708610, 5933776, 7417220, 14834440, 29668880]

約数ペア:

[(1, 29668880), (2, 14834440), (4, 7417220), (5, 5933776), (8, 3708610), (10, 2966888), (16, 1854305), (19, 1561520), (20, 1483444), (38, 780760), (40, 741722), (76, 390380), (80, 370861), (95, 312304), (131, 226480), (149, 199120), (152, 195190), (190, 156152), (262, 113240), (298, 99560), (304, 97595), (380, 78076), (524, 56620), (596, 49780), (655, 45296), (745, 39824), (760, 39038), (1048, 28310), (1192, 24890), (1310, 22648), (1490, 19912), (1520, 19519), (2096, 14155), (2384, 12445), (2489, 11920), (2620, 11324), (2831, 10480), (2980, 9956), (4978, 5960), (5240, 5662)]