148667020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 336042000

約数和(自身を除く): 187374980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 349, 361, 380, 590, 698, 722, 1121, 1180, 1396, 1444, 1745, 1805, 2242, 3490, 3610, 4484, 5605, 6631, 6980, 7220, 11210, 13262, 20591, 21299, 22420, 26524, 33155, 41182, 42598, 66310, 82364, 85196, 102955, 106495, 125989, 132620, 205910, 212990, 251978, 391229, 411820, 425980, 503956, 629945, 782458, 1259890, 1564916, 1956145, 2519780, 3912290, 7433351, 7824580, 14866702, 29733404, 37166755, 74333510, 148667020]

約数ペア:

[(1, 148667020), (2, 74333510), (4, 37166755), (5, 29733404), (10, 14866702), (19, 7824580), (20, 7433351), (38, 3912290), (59, 2519780), (76, 1956145), (95, 1564916), (118, 1259890), (190, 782458), (236, 629945), (295, 503956), (349, 425980), (361, 411820), (380, 391229), (590, 251978), (698, 212990), (722, 205910), (1121, 132620), (1180, 125989), (1396, 106495), (1444, 102955), (1745, 85196), (1805, 82364), (2242, 66310), (3490, 42598), (3610, 41182), (4484, 33155), (5605, 26524), (6631, 22420), (6980, 21299), (7220, 20591), (11210, 13262)]