193997790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{853}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 609100128

約数和(自身を除く): 415102338

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 361, 399, 570, 630, 665, 722, 798, 853, 855, 1083, 1197, 1330, 1706, 1710, 1805, 1995, 2166, 2394, 2527, 2559, 3249, 3610, 3990, 4265, 5054, 5118, 5415, 5971, 5985, 6498, 7581, 7677, 8530, 10830, 11942, 11970, 12635, 12795, 15162, 15354, 16207, 16245, 17913, 22743, 25270, 25590, 29855, 32414, 32490, 35826, 37905, 38385, 45486, 48621, 53739, 59710, 75810, 76770, 81035, 89565, 97242, 107478, 113449, 113715, 145863, 162070, 179130, 226898, 227430, 243105, 268695, 291726, 307933, 340347, 486210, 537390, 567245, 615866, 680694, 729315, 923799, 1021041, 1134490, 1458630, 1539665, 1701735, 1847598, 2042082, 2155531, 2771397, 3079330, 3403470, 4311062, 4618995, 5105205, 5542794, 6466593, 9237990, 10210410, 10777655, 12933186, 13856985, 19399779, 21555310, 27713970, 32332965, 38799558, 64665930, 96998895, 193997790]

約数ペア:

[(1, 193997790), (2, 96998895), (3, 64665930), (5, 38799558), (6, 32332965), (7, 27713970), (9, 21555310), (10, 19399779), (14, 13856985), (15, 12933186), (18, 10777655), (19, 10210410), (21, 9237990), (30, 6466593), (35, 5542794), (38, 5105205), (42, 4618995), (45, 4311062), (57, 3403470), (63, 3079330), (70, 2771397), (90, 2155531), (95, 2042082), (105, 1847598), (114, 1701735), (126, 1539665), (133, 1458630), (171, 1134490), (190, 1021041), (210, 923799), (266, 729315), (285, 680694), (315, 615866), (342, 567245), (361, 537390), (399, 486210), (570, 340347), (630, 307933), (665, 291726), (722, 268695), (798, 243105), (853, 227430), (855, 226898), (1083, 179130), (1197, 162070), (1330, 145863), (1706, 113715), (1710, 113449), (1805, 107478), (1995, 97242), (2166, 89565), (2394, 81035), (2527, 76770), (2559, 75810), (3249, 59710), (3610, 53739), (3990, 48621), (4265, 45486), (5054, 38385), (5118, 37905), (5415, 35826), (5971, 32490), (5985, 32414), (6498, 29855), (7581, 25590), (7677, 25270), (8530, 22743), (10830, 17913), (11942, 16245), (11970, 16207), (12635, 15354), (12795, 15162)]